True. Results can be reliable without being valid.
What is reliability?Reliability refers to the consistency and stability of a measurement or research finding over time and across different observers or instruments. A measurement is considered reliable if it yields consistent results when repeated multiple times.
Validity, on the other hand, refers to the extent to which a measurement or research finding measures what it is intended to measure. A measurement is considered valid if it accurately measures the construct it is intended to measure.
Therefore, it is possible for a measurement or research finding to be reliable but not valid. For example, if a thermometer consistently reads 2 degrees higher than the actual temperature, it is reliable (consistent), but not valid (not measuring the actual temperature accurately).
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The complete question is below:
True or false, results can be reliable without being valid.
(an inability to solve life’s problems) results from being unable to compensate for inferiority feelings.can originate in childhood through organic inferiority, spoiling, or neglect.
An inability to solve life’s problems results from being unable to compensate for inferiority feelings can originate in childhood through is an inferiority complex.
An inferiority complex is a deep-seated feeling of inadequacy or inferiority that can result from being unable to compensate for inferiority feelings. This can originate in childhood through organic inferiority, spoiling, or neglect.
Organic inferiority refers to physical or mental deficiencies that may cause a person to feel inferior.
Spoiling refers to being overindulged or pampered, which can lead to a sense of entitlement and an inability to cope with life's challenges.
Neglect refers to a lack of attention or care, which can lead to feelings of worthlessness and inadequacy.
An inferiority complex can manifest in a number of ways, including low self-esteem, social withdrawal, and a lack of confidence. It can also lead to an inability to solve life's problems, as the individual may feel overwhelmed and incapable of finding solutions.
It is important to address an inferiority complex in order to improve one's mental health and well-being. This may involve therapy or counseling, as well as developing coping strategies and building self-esteem.
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please explain what is an endpoint in serology test (titration) and what is a titer
An endpoint in a serology test (titration) is the point at which the test reaches its conclusion. In the case of titration, the endpoint is reached when the substance being titrated is neutralized by the titrant, and the reaction is complete.
A titer is a measurement of the concentration of a substance in a solution. In serology tests, a titer is used to measure the amount of antibodies in a sample. This is done by diluting the sample until the endpoint is reached, and then determining the concentration of the antibodies based on the dilution factor. The higher the titer, the more antibodies are present in the sample, indicating a stronger immune response to the antigen being tested for.
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What are some likely sources of error in dr. Erwin’s estimation method?
PLEASE ANSWER NOW. ITS DUE TOMORROW. PLSS
Dr. Erwin's estimation method may be subject to sampling, bias, incorrect assumptions or data, lack of control of external factors, and lack of adequate resources or data errors. These sources of error can lead to incorrect estimations and results, so it is important to be aware of them and take steps to minimize them.
What is Dr. Erwins estimation method?
Dr. Erwin's estimation method is a statistical technique used to estimate the value of a population parameter, such as the mean or variance, based on a limited sample of data. The method is based on the assumption that the sample is representative of the population, and that the data is accurate. The method involves calculating the sample mean and standard deviation, and then using these values to estimate the population parameter.
What are population parameter?
Population parameters are values that describe the characteristics of a population, such as its mean, variance, or other statistical measures. They are estimated from a sample of data and can be used to make inferences about the population as a whole.
Dr. Erwin's estimation method is a statistical technique used to estimate population parameters from a limited sample of data. Population parameters are values that describe the characteristics of a population, such as its mean, variance, or other statistical measures.
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The genes for coat color (B brown; b black) and freckles on tongues (T freckled; t no freckles) assort independently in black bears (Ursus americanus). Suppose a female homozygous dominant for both traits mates with a male homozygous recessive for both traits and has cubs.
What will be the genotype(s) of the F1 generation?
Suppose a female homozygous dominant for both traits mates with a male homozygous recessive for both traits and has cubs. The genotype of the F1 generation will be BTBt.
In the given scenario, both the female and the male have been described as homozygous for both traits. The female is said to be homozygous dominant for both coat color and freckles, it means the female has a genotype of BBTT. Meanwhile, the male is said to be homozygous recessive for both coat color and freckles, it means the male has a genotype of bbtt. Both the genes for the given traits (coat color and freckles on tongues) are said to assort independently, it means the alleles of the genes for both traits do not affect the inheritance of the other trait.
In other words, the segregation of alleles for one trait does not affect the segregation of alleles for the other trait. According to the given information, the female would pass on either the brown or black coat color allele and either the freckled or no freckles allele. Similarly, the male would pass on either the black coat color allele or the brown coat color allele and either the no freckles allele or the freckled allele. The possible gametes for the female would be BT, while the possible gametes for the male would be bt. Therefore, the F1 generation would have a genotype of BTBt.
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Leaf type is a characteristic that is often used in dichotomous keys to help identify plants. Click on the letter that represents a compound leaf type.
Someone please help it's due today!!!!
By using leaf type as a characteristic in a dichotomous key, it is possible to distinguish between different plant species based on the arrangement and structure of their leaves.
What is Dichotomous?
"Dichotomous" refers to a division into two distinct parts or categories. It is often used to describe a classification system that separates things or concepts into two mutually exclusive groups. For example, in biology, a dichotomous key is a tool used to identify organisms based on a series of binary choices that lead to the correct identification. In psychology, a dichotomous variable is a variable that can take on only two values, such as "male" or "female." The word "dichotomy" comes from the Greek word "dichotomia," which means "cutting in two."
The letter that represents a compound leaf type in a dichotomous key is usually "B". Compound leaves are leaves that are divided into multiple leaflets, each of which is attached to a central stem called the rachis. Each leaflet may have its own stalk, known as the petiolule, that connects it to the rachis. In contrast, simple leaves have only one blade attached to the petiole.
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Which enzyme creates the replication fork?
The enzyme that creates the replication fork is helicase.
The replication fork is created by the action of an enzyme called helicase. Helicase is a type of enzyme that catalyzes the unwinding and separation of the two strands of DNA, which is necessary for DNA replication to occur.
During DNA replication, helicase attaches to the DNA molecule and begins to move along the strand, breaking the hydrogen bonds between the base pairs of the double helix and separating the two strands. As the helicase moves along, it creates a Y-shaped structure called a replication fork, with the two separated strands of DNA serving as the arms of the Y.
The replication fork is the point at which DNA replication begins and proceeds in both directions along the separated strands, creating two new DNA molecules from the original one. The process of replication is carried out by a complex of enzymes and proteins, which work together to synthesize new strands of DNA using the separated strands as templates.
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_________ is the stoppage of bleeding as a response to an injury whether it be normal vasoconstriction where the vessel walls close temporarily, abnormal obstruction like plaque or by coagulation such as litigation.
The process you are referring to is known as hemostasis. Hemostasis is the stoppage of bleeding as a response to an injury. This process can occur through normal vasoconstriction, where the vessel walls close temporarily, abnormal obstruction like plaque, or by coagulation, such as ligation.
Hemostasis is important for preventing excessive blood loss and promoting healing. Without this process, even a minor injury could result in significant blood loss and potentially life-threatening complications. It is a complex process that involves multiple steps and the interaction of various cells and proteins.
However, the end result is the formation of a stable clot that seals the injured blood vessel and prevents further bleeding.
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All other things being equal, the size of a population will decrease if
A. death rate exceeds birthrate.
B. immigration rate exceeds emigration rate.
C. birthrate equals death rate.
D. birthrate exceeds the death rate.
Answer: C) birthrate equals death rate
Explanation:
The population size will remain constant if the birth rate and death rate are equal. In order to persist, a population must either grow or remain constant in size. If the death rate becomes higher than the birth rate, the population will decline and if the trend continues, the population will eventually become extinct.
Human RBCs contain no mitochondria so they drive their energy from glucose purely on the basis of anaerobic glycolysis. Thus is might be expected that each glucose molecule would generate two molecules of ATP. However, if 1,3 BPG were detoured in synthesizing 2,3 BPG (via the Rapoport-Luebering shunt or 2,3 Bisphosphoglycerate shunt), what would be the stoichiometry between glucose and ATP? How many ATP molecules would be generated? Doesn't bypass the ATP production? Please help and explain the stoichiometry between glucose and ATP in this case.
The stoichiometry between glucose and ATP in the case of 1,3 BPG being detoured in synthesizing 2,3 BPG via the Rapoport-Luebering shunt or 2,3 Bisphosphoglycerate shunt would be 1:2.
This is because the detouring of 1,3 BPG to synthesize 2,3 BPG reduces the production of ATP by one molecule. Therefore, for each glucose molecule, only two ATP molecules would be generated instead of the expected three.
The Rapoport-Luebering shunt or 2,3 Bisphosphoglycerate shunt is an alternative pathway in anaerobic glycolysis that diverts 1,3 BPG from the main glycolytic pathway to synthesize 2,3 BPG. 2,3 BPG is an important molecule that helps in the release of oxygen from hemoglobin in tissues.
However, the diversion of 1,3 BPG to synthesize 2,3 BPG bypasses the production of one ATP molecule. Therefore, the net production of ATP in this case is reduced by one molecule.
In conclusion, the stoichiometry between glucose and ATP in the case of 1,3 BPG being detoured in synthesizing 2,3 BPG via the Rapoport-Luebering shunt or 2,3 Bisphosphoglycerate shunt is 1:2, with only two ATP molecules being generated for each glucose molecule. This is because the diversion of 1,3 BPG to synthesize 2,3 BPG bypasses the production of one ATP molecule.
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Problem 5 Glutathione transferase consists of a homodimer structure that is in equilibrium with two monome units. Site-directed mutagenesis studies can replace two arginine residues with two alutamine res enzyme. In addition, site-directed mutagenesis studies can replace two aspartate residues with tam asparagine residues in the enzyme. These mutations cause the equilibrium to favor the monomert protein and not form the dimeric enzyme. Where are the arginine and aspartic acid residues most likely found on the monomer proteins and what role do they play in stabilizing the dimeric form of the enzyme? tA cartoon may be worth a 1,000 words
The arginine and aspartic acid residues are most likely found at the interface between the two monomer units and play a crucial role in stabilizing the dimeric form of the enzyme by forming salt bridges and hydrogen bonds. When these residues are mutated, the equilibrium shifts to favor the monomeric form of the protein.
About arginine and aspartic acid residuesThe arginine and aspartic acid residues are most likely found at the interface between the two monomer units, where they play a crucial role in stabilizing the dimeric form of the enzyme. These residues are likely involved in forming salt bridges or hydrogen bonds that help to hold the two monomer units together in the dimeric form of the enzyme.
In the case of the arginine residues, they are positively charged and are therefore likely to be involved in forming salt bridges with negatively charged residues on the other monomer unit. In the case of the aspartic acid residues, they are negatively charged and are therefore likely to be involved in forming salt bridges with positively charged residues on the other monomer unit.
When these residues are mutated to glutamine and asparagine, which are uncharged, the salt bridges and hydrogen bonds are disrupted, causing the equilibrium to favor the monomeric form of the protein. This demonstrates the important role that these residues play in stabilizing the dimeric form of the enzyme.
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11. A baby gazelle rises to its feet within a few minutes of its birth. What two systems does the gazelle use to stand for the first time?
The medium-sized African and Asian antelopes known as gazelles have done just that.
What is Baby Gazelle?Even while it's unlikely that any of the roughly 19 species of gazelles could outrun a cheetah in a race, some of them have gotten very proficient at persuading the strong cat not to attempt and take them down.
Even though they tend to be quiet and peaceful, gazelles are skilled communicators. Gazelles have a variety of ways to communicate using only their bodies, from dodging a chase to attracting a partner.
Stotting is among the more intriguing instances of gazelle body language. Stotting, sometimes known as pronking, is the act of gazelles repeatedly leaping into the air while holding their backs arched and all four legs erect.
Therefore, The medium-sized African and Asian antelopes known as gazelles have done just that.
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You are analyzing a cross-section of all the layers of the skin. You notice a layer that lies under the basal surface of the epidermis. This layer provides mechanical support and acts as a barrier for
The layer that you are referring to is the dermis. The dermis is the layer of skin that lies beneath the epidermis and provides mechanical support and acts as a barrier.
Dermis is composed of two layers: the papillary layer and the reticular layer. The papillary layer is the uppermost layer of the dermis and contains blood vessels, nerve endings, and connective tissue. The reticular layer is the lower layer of the dermis and is composed of dense, irregular connective tissue. Both of these layers work together to provide support and protection to the skin.
Additionally, the dermis contains hair follicles, sweat glands, and sebaceous glands, which are responsible for producing hair, sweat, and oil, respectively. Overall, the dermis is an important layer of the skin that plays a crucial role in providing mechanical support and acting as a barrier.
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Describe at least 3 aspects of the scientific process or writing that you feel confident about that perhaps you didn’t before this course. A good response might be: "I feel more confident in my ability to perform a literature search using appropriate keywords, and to locate pertinent articles."
I feel more confident in my ability to perform a literature search using appropriate keywords, and to locate pertinent articles.
I have also become better at formulating a hypothesis based on existing research and critically analyzing scientific data.
Lastly, I have become more confident in my ability to write scientific reports with clear and concise language that is supported by facts and evidence.
In this course, I have gained a better understanding of the scientific process and how to apply it to my writing.
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What do proteins, polysaccharides and nucleic acids have incommon?Briefly describe endosymbiosis?
Proteins, polysaccharides, and nucleic acids are all types of biomolecules that are essential to living organisms. Endosymbiosis is the process by which one organism lives inside another organism and both benefit from the relationship.
One common feature they share is that they are all made up of smaller building blocks, or monomers, that are bonded together to form larger structures. Proteins are made up of amino acids, polysaccharides are made up of simple sugars, and nucleic acids are made up of nucleotides.
This is most commonly seen in the relationship between mitochondria and eukaryotic cells. Mitochondria are thought to have once been free-living bacteria that were engulfed by a larger cell. Over time, the mitochondria became an integral part of the larger cell, providing it with energy in the form of ATP. In return, the larger cell provided the mitochondria with a protected environment and the necessary nutrients. This mutually beneficial relationship is an example of endosymbiosis.
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Using wind and water, which factorss best prevent erosion?
Answer:
For wind, factors like vegetation cover, surface roughness, and windbreaks (e.g. trees, walls) can best prevent erosion. Vegetation cover helps by anchoring the soil with its roots, surface roughness slows down the wind and reduces its erosive power, and windbreaks block the wind and protect the soil behind them.
For water, factors like drainage systems, terracing, and vegetation cover can best prevent erosion. Good drainage systems help to reduce the amount of water runoff and prevent excess water from flowing over the soil surface, while terracing involves creating leveled land surfaces with small walls or ridges that slow down the flow of water and prevent it from carrying away soil. Vegetation cover also helps to anchor the soil with its roots and slow down the velocity of runoff water.
water: most abundant molecules in body (70-90% of adult weight). functions: excellent solvent, involved in chemical reactions, hydrolysis & dehydration synthesis, maintains constant body temperature. sharing of electrons is unequal and electrons are pulled closer to the more electronegative atom (oxygen) resulting in partial negative charge around oxygen and partial positive charge around hydrogen
. t/f
The statement about water is the most abundant molecule in the human body, making up about 70-90% of adult weight and its functions as an excellent solvent, involved in chemical reactions, and hydrolysis and dehydration synthesis is correct.
Hence, the statement is true.
What is the body's most abundant molecule?Water is the body's most common molecule. It aids in maintaining blood volume, temperature, and other bodily processes. The fluid within our cells is also mostly composed of water. Water is necessary for various functions in the body, such as eliminating waste from the body, lubricating joints, and regulating body temperature.
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If a strand of DNA has a sequence TAGGATC, what would be thecomplementary sequence?CGAAGATTACCGGACGAAGTCATCCTAG
The complementary sequence would be:
Original sequence: TAGGATC
Complementary sequence: ATCCTAG
The Complementary sequence to the given DNA strand would be ATCCTAG. This is because in DNA, the base adenine (A) always pairs with thymine (T), and the base cytosine (C) always pairs with guanine (G). Therefore, the complementary sequence would have the bases that correspond to the original sequence. Here is a step-by-step explanation:
1. Look at the first base in the original sequence, which is T.
2. Find the base that pairs with T, which is A.
3. Write down A as the first base in the complementary sequence.
4. Repeat this process for each base in the original sequence.
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List four factors that drive water scarcity for human societies in
different regions of the globe, and for each write a sentence
explaining the factor
Water scarcity is a major issue for human societies in different regions of the globe. There are several factors that drive water scarcity, including: Population growth, Climate change, Pollution, Overuse.
Population growth: As the global population continues to increase, the demand for water also increases. This puts a strain on available water resources and can lead to scarcity in regions with high population growth.Climate change: Changes in climate can affect water availability and distribution. For example, regions that experience droughts may have less available water for human societies to use.Pollution: The contamination of water sources by human activities such as industrial waste and agricultural runoff can reduce the amount of clean, usable water for human societies.Overuse: The overuse of water resources by human societies can lead to depletion of water sources and contribute to water scarcity in regions where water is already limited.Learn more about Water scarcity at: https://brainly.com/question/18414731
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Enumerate and describe by giving 2 examples each, the 6 common
causes of atrophy
Atrophy refers to the wasting away or reduction in size of an organ or tissue due to a decrease in the number or size of its cells. There are six common causes of atrophy, including:
Disuse atrophy: This occurs when an organ or tissue is not used for an extended period, leading to a reduction in its size and function. Examples include muscle atrophy in people with immobilized limbs or bedridden patients.
Malnutrition atrophy: This occurs due to the lack of essential nutrients required for normal cell function and growth. Examples include brain atrophy in people with severe malnutrition or alcoholic liver atrophy due to a lack of protein in the diet.
Ischemic atrophy: This occurs when blood supply to an organ or tissue is reduced, leading to a decrease in its size and function. Examples include heart muscle atrophy due to a blockage in the coronary artery or renal atrophy due to kidney ischemia.
Pressure atrophy: This occurs when an organ or tissue is under pressure for an extended period, leading to a reduction in its size and function. Examples include foot atrophy due to prolonged standing or bedsores that cause skin and muscle atrophy.
Aging atrophy: This occurs due to the natural aging process and the decline in cell function and growth. Examples include brain atrophy due to age-related cognitive decline or skin atrophy due to decreased collagen production.
Neurogenic atrophy: This occurs due to damage or dysfunction of the nerves that supply the affected organ or tissue, leading to a decrease in its size and function. Examples include muscle atrophy in people with spinal cord injuries or diabetic neuropathy.
Overall, atrophy can result from various causes, including disuse, malnutrition, ischemia, pressure, aging, and nerve damage, leading to a decrease in the size and function of the affected organ or tissue.
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A 27 year-old female is receiving prenatal care. At the end of her last tri-semester, her OB/GYN physician orders a routine vaginal culture as recommended by the American College of Obstetricians and Gynecologists (ACOG). She is not exhibiting any signs or symptoms of infection. What bacteria was isolated?
The American College of Obstetricians and Gynecologists (ACOG) recommends that all 27 year-old pregnant women receive a routine vaginal culture.
Since the patient is not exhibiting any signs or symptoms of infection, the culture will typically be testing for bacterial vaginosis (BV).
BV is caused by an overgrowth of certain types of bacteria, including Gardnerella vaginalis, Mobiluncus, Mycoplasma hominis, and Bacteroides. These bacteria may be present in the vagina but not necessarily cause any symptoms.
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i need help w 23!!! pls help
PLEEEASE HELP NOW IM GOING TO BED SOON...nWhat is a trend in cranial capacity from our earliest ancestors to Homosapiens? what does cranial capacity even mean....
Brains averaging slightly more than 600 milliliters were found in the earliest fossilized skulls of Homo erectus, which date back 1.8 million years. The species moved slowly up from here, reaching more than 1,000 milliliters.
How big were the human ancestors' heads?The average endocranial volume of Homo heidelbergensis, in comparison to the Asian and African Homo erectus, was approximately 1200 cc. The average cranial capacity of modern humans and Neanderthals is around 1400–1500 cc, with the latter group probably having a slightly larger capacity.
How has brain capacity evolved over time?In the six million years since Homo and chimpanzees last shared a common ancestor, the size of the human brain nearly quadrupled. However, the volume of the human brain is thought to have decreased since the last Ice Age.
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Is Transcription more efficient in Eukaryotic or Prokaryotic cells? Explain your answer by comparing the machinery between the two organisms.
Transcription is more efficient in Prokaryotic cells than in Eukaryotic cells.
This is because Prokaryotic cells have simpler transcription machinery than Eukaryotic cells.
Prokaryotic and eukaryoticIn Prokaryotic cells, transcription and translation occur simultaneously in the cytoplasm, allowing for a faster and more efficient process.
Additionally, Prokaryotic cells have only one RNA polymerase that is responsible for transcribing all genes, while Eukaryotic cells have three different RNA polymerases that each transcribe different types of genes. This means that Prokaryotic cells can transcribe all of their genes at once, while Eukaryotic cells must transcribe their genes in a more complex and time-consuming manner.
Furthermore, Eukaryotic cells have additional steps in the transcription process, such as the removal of introns and the addition of a 5' cap and a poly-A tail to the mRNA. These additional steps can slow down the transcription process and make it less efficient.
Overall, the simpler transcription machinery and the lack of additional steps in the transcription process make transcription more efficient in Prokaryotic cells than in Eukaryotic cells.
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What happens during fermentation?
a. For the Gram’s stain discuss the chemical basis for it
b. Discuss how it is used in identifying bacteria
c. Describe conjugation and replication in bacteria
Knowing the Gram stain of a bacterial infection can help guide treatment decisions.
Conjugation in bacteria is a form of horizontal gene transfer, in which genetic material is transferred from one bacterium to another through a structure called a pilus. This allows for the spread of antibiotic resistance and other traits between bacteria.
Replication in bacteria is a form of vertical gene transfer, in which a bacterium replicates its genetic material and divides into two daughter cells. This allows for the rapid growth and spread of bacterial populations.
What is Gram's stainGram's stain is a technique used to differentiate between Gram-positive and Gram-negative bacteria. It is based on the chemical properties of the bacterial cell wall.
Gram-positive bacteria have a thick layer of peptidoglycan in their cell walls, which retains the primary stain (crystal violet) during the staining process. Gram-negative bacteria have a thin layer of peptidoglycan and an outer membrane, which does not retain the primary stain and instead takes up the counterstain (safranin).Gram's stain is used in identifying bacteria by allowing for the differentiation between Gram-positive and Gram-negative bacteria. This is important because different types of bacteria require different treatments. For example, Gram-positive bacteria are generally more susceptible to antibiotics than Gram-negative bacteria.
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What is the "danger zone" of bacterial growth that consumers are
warned against about holding foods?
The "danger zone" of bacterial growth is a temperature range in which bacteria can rapidly multiply and cause food poisoning. The danger zone is between 40°F and 140°F.
It is important for consumers to keep foods out of this temperature range in order to prevent bacterial growth and the potential for food poisoning. Foods should be kept below 40°F or above 140°F at all times in order to prevent bacterial growth. If foods are left in the danger zone for too long, they can become unsafe to eat and should be discarded. It is recommended to keep hot foods hot and cold foods cold in order to prevent bacterial growth and keep foods safe to eat.
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Why is DNA replication important to the growth and development of a multicellular organism?
Answer:
Cells must replicate their DNA before they can divide. This ensures that each daughter cell gets a copy of the genome, and therefore, successful inheritance of genetic traits. DNA replication is an essential process and the basic mechanism is conserved in all organisms.
Explanation:
Answer:
All living things have DNA within their cells. Nearly every cell in a multicellular organism possesses the full set of DNA required for that organism
Explanation:
Hope this helps UwU
refers to areas where blood movement has been inhibited – it is most obvious where the body has been in contact with a surface. The weight of the body pressing against capillary beds prevents blood from settling into the area. Although the surrounding area may be discolored, the area in contact with the surface will stay quite pale.
The area in contact with the surface, though the surrounding are may be discolored, will stay quite pale commonly referred to as pressure points.
The pressure points are situated in places where the body comes into contact with a surface, and the surface does not have the ability to give way to the weight of the body. Due to this, the blood flow is slowed or even halted entirely, resulting in the area being pale. Pressure points occur when the weight of the body presses against the capillaries, obstructing blood flow. As a result, the blood's continuous flow is interrupted, which can result in cell death in the affected area.
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Although lipids provide many services in the body, having too many of them in your diet can cause problems. Atherosclerosis is a condition in which lipids collect in arteries, creating blockages which inhibit blood flow.
lipids link up to carrier proteins and tend to get stuck in artery walls.
lipids produce damaging chemicals when they are digested.
lipids are rarely used by the body as energy.
at body temperature, all fats and oils become solid.
Atherosclerosis is a condition in which lipids collect in arteries, creating blockages which inhibit blood flow.
This is caused by lipids combining with carrier proteins and sticking to the walls of the arteries, blocking them and reducing blood flow. Lipids also produce damaging chemicals when they are digested, which further contributes to the blockages in the arteries. Although lipids can be used by the body for energy, this is not their primary role. Furthermore, at body temperature all fats and oils become solid, making them more likely to stick to artery walls.
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How
and why do the dominant primary producers in an aquatic system
change over time?
The dominant primary producers in an aquatic system can change over time due to a variety of factors including changes in nutrient availability, light intensity, temperature, and competition.
Changes in nutrient availability can affect the growth and survival of primary producers. For example, if there is an increase in nutrient availability, such as an increase in nitrogen or phosphorus, it can lead to an increase in the growth of primary producers, leading to a shift in the dominant species.
Changes in light intensity can also affect the growth of primary producers. If there is a decrease in light intensity, it can lead to a decrease in the growth of primary producers, leading to a shift in the dominant species.
Changes in temperature can also affect the growth of primary producers. If there is an increase in temperature, it can lead to an increase in the growth of primary producers, leading to a shift in the dominant species.
Competition between primary producers can also lead to a shift in the dominant species. If one species is able to outcompete another species for resources, it can become the dominant species in the system.
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