It is true that "Primary metabolism is common to all plants but secondary metabolism may be different in different plants."
The immediate outcomes of metabolic activities are referred to as metabolites. Enzymes in our bodies act as catalysts for these to carry out particular tasks. These metabolites are divided into two broad categories, primary and secondary, due to the body's numerous processes.
Primary Metabolites: Primary metabolites are produced as a result of the fundamental metabolic functions induced by body enzymes. Your body's functions, like cell growth, are aided by these in turn. Additionally, these metabolites aid in cellular activity maintenance.
Secondary Metabolites: Primary metabolites produce byproducts known as secondary metabolites. Naturally, these are not directly involved in bodily functions like cell growth and maintenance. Consequently, they also do not constitute central metabolites.
Basic life processes involve primary plant metabolites; Consequently, they are roughly comparable in all living cells. Secondary plant metabolites, on the other hand, are products of subsidiary pathways like the shikimic acid pathway.
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On which day is the level of LH in the bloodstream at its highest? What event occurs immediately after this peak?
Answer:
LH reaches its highest concentration on day 13. This causes the follicle to burst, releasing the ovum, and the follicle begins to develop into a corpus luteum.
The level of LH in the bloodstream at its highest at the 14th day of the menstrual cycle. Ovulation takes place ta the 14th day of the month which does ovulation.
What is the full form of LH ?The full form of LH is leutinizing hormone.
Corpus luteum is formed at the 14th day of the cycle that is the matured graffian follicle when releases an ovum then the matured graffian follicle makes the structure called as the corpus luteum which is yellowish in color.
With the increase in LH, other hormones also peak up because the hormones have to be associated with the thickening of the uterus walls and the walls of uterus have to be thickened up so as to make the uterus fit for baby production.
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true or false? generally, the more food in the stomach, the faster the absorption rate of alcohol
Generally, the more food in the stomach, the faster the absorption rate of alcohol the statement is false.
A serving of alcohol needs between 30 and 2 hours after intake to completely enter the bloodstream. Alcohol is metabolized by the body at a rate of 0.25 ounces per hour. It is significant to remember that gender might affect how quickly alcohol is absorbed.
A person's ability to absorb alcohol can vary depending on their gender; for instance, a 140-pound male can consume two drinks in an hour and have a blood alcohol level of 0.038, whereas a 140-pound female can consume two drinks in an hour and have a blood alcohol level of 0.048. Women's BACs are greater than men's after consuming the same quantity of alcohol because they have less dehydrogenase, an enzyme that breaks down alcohol in the stomach.
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whose experimental findings were that second generation reappearance of characteristics present in one of the grandparents used in his studies demonstrated that inheritance was particulate and mixing did not alter genes?
Gregor Mendel findings demonstrated that inheritance was particulate and mixing did not alter genes.
Gregor Mendel, discovered the fundamental law of inheritance . He said the genes usually come in pairs and get inherited as unique units, as one from each parent. Mendel also state the law of segregation of parent gene and their appearance as dominant and recessive gene in offspring.
Mendel performed his experiment on pea plant ,Mendel developed three principles of inheritance that described the transmission of genetic traits. He performed this experiment by choosing seven different characteristic of pea plants .
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a given signal needs to be sent to many different cells at many different locations throughout a multicellular organism. the type of signal best suited for this task is:
A hormone is the type of signal best suited for this task whenever a given signal needs to be sent to many different cells at many different locations throughout a multicellular organism.
By attaching to receptors on target cells, hormones differs cellular functions. A target cell's number of receptors may rise or fall in response to hormone action. Through intracellular or plasma membrane hormone receptors, hormones can directly or indirectly impact cells. A receptor can respond when a hormone or many hormones are present, which starts a cascade of signaling.
The hormone receptor interacts with several molecules to cause a range of changes, including an up-or down-regulation of nutrition sources, growth, and other metabolic processes. The steroid hormones activate cell signaling pathways that control certain genes in the DNA of the cell. By boosting or lowering the production of mRNA molecules, the hormone and receptor complex function as transcription regulators.
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in blood, antigens are termed: group of answer choices interleukins. cytokines. agglutinins. agglutinogens.
Agglutinogens are the antigens found in blood.
What are agglutinogens?
They are antigens and proteins that can be found on the surface of RBC’s, leading to formation of agglutinins, which are used for determining blood types. Agglutinins are antibodies. These antibodies react against agglutinogens.
For example, a person with A+ve blood type, the A cells have A agglutinogens on its surface. A person with B+ve blood type have B agglutinogens on cell surface, AB type have both A and B agglutinogens on surface of cell, whereas O type blood have neither A nor B agglutinogens on surface of cell.
Hence, agglutinogens are antigens found in blood.
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B cells have antigen receptors that bind to antigens that are either freely dissolved or present on the surface of invading/foreign cells. T cells have antigen receptors that.
T cells have antigen receptors that c. bind to antigen fragments presented on major histocompatibility complexes by host cells.
The major histocompatibility complex forms a set of cell surface proteins that are essential in providing immunity to the cells.
Unlike the B cells that can directly make antibodies against the antigens, the T cells are involved in such a immune response in which the foreign particles have to be presented to them in order for them to attack them.
These foreign particles are presented to the T cells through the cell surface proteins that make the major histocompatibility complex. The T cells are important for providing adaptive immunity to the body of a person.
Although a part of your question is missing, you might be referring to this question:
B cells have antigen receptors that bind to antigens that are either freely dissolved or present on the surface of invading/foreign cells. T cells have antigen receptors that
a. are active only in lymph nodes
b. bind to antigens that are either freely dissolved or present on the surface of invading/foreign cells
c. bind to antigen fragments presented on major histocompatibility complexes by host cells
d. bind only to freely dissolved antigens in the plasma
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Have you had the chance to watch a tree grow over a span of several years? Did you notice that the tree grew thicker and taller? Deep in the roots of the tree and high in the growing shoots are meristem cells. Each year, the meristem cells help the tree continue to grow. As a tree ages, it needs to keep making more xylem and phloem cells to carry water and food.
Which statement explains how this occurs?
A. Xylem and phloem from one part of the plant are transferred to another part.
B. The existing xylem and phloem divide to make more xylem and phloem.
C. Cell division is not necessary for a plant to create new xylem and phloem cells.
D. Meristem cells divide and some of the new cells differentiate into xylem and phloem.
Answer:
I think its D
Explanation:
hope this helpsss :)
endoscopy equipment becomes highly contaminated with human tissues and fluids, and should be sterilized in a low-temperature cabinet using which sterilants?
Hydrogen peroxide and Peracetic alcohol.
Sterilized in a low-temperature cabinet using which sterilants.
An endoscopy process includes inserting a thin, bendy tube referred to as an endoscope down your throat and into your esophagus. A tiny digital camera on the give up of the endoscope we could your provider examine your esophagus, belly and the beginning of your small gut, also known as the duodenum.
An endoscopy is used to diagnose situations that affect the digestive machine. Endoscopy can assist perceive ulcers, bleeding, celiac ailment, blockages, infection, and tumors. It can help locate the cause of unexplained symptoms, including heartburn, abdonimal pain, bleeding, nausea, vomiting, and pain.
After you have an endoscopy, you will live on the health center or sanatorium for 1 to two hours.
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urjnun'uemb anyone intrested to come for 21 questions?
Answer:
what is that? for biology?
A patient had symptoms that could be related to meningitis. The physician ordered a spinal tap for cerebrospinal fluid analysis. From which space a sample for analysis will be taken?.
Sample for analysis will be taken from two vertebrae in the lower spine for a spinal tap for cerebrospinal fluid analysis
The brain and spinal cord are surrounded by a clear, colorless, and watery fluid known as cerebrospinal fluid (CSF).central nervous system is made up of the brain and spinal cord. Everything you do, including your ability to move, breathe, think, and see, is controlled and coordinated by it.
brain and spinal cord are shielded from harm by the cerebrospinal fluid, which acts as a cushion. Additionally, the fluid aids in the proper functioning of your central nervous system by removing toxins from the brain.
A series of tests called a "CSF analysis" uses a sample of your cerebrospinal fluid to identify conditions that affect the central nervous system and diseases of the brain and spinal cord like Meningitis.
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evolutionary theory is used in the real world for: group of answer choices guiding the thinking of computer scientists, but not for anything else. making professors feel good, but nothing else. fighting antibiotic resistance in diseases, but not for anything else. absolutely nothing. fighting diseases, and in other practical ways including guiding some techniques in computer science.
In the real world, evolution theory is employed for: A) Nothing at all. B) Trying to combat antibiotic resistance in illnesses but not elsewhere.
What are some examples of evidence for evolution?This section discusses five different sorts of evidence for evolution, including ancient organism remains, fossil layers, similarities between current-day animals, DNA similarities, and embryonic similarity.
What are the practical implications of comprehending evolution theories?The genes necessary to build different body parts can be found by understanding the changes that have taken place during organism evolution. These genes may also play a role in some genetic illnesses in humans.
What is the theory of evolution?Depending on the circumstances, different biological and behavioural approaches are Along with the organism's features like age, sex, health, or size, the environmental setting is also important.
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in which form of reproduction does the offspring grow specifically from the stem or root of a plant? (1 point) responses
In asexual type of reproduction the offspring grow specifically from the stem or root of a plant.
New plants are created by asexual reproduction without the need for seed production. In this kind of asexual reproduction, the roots, stems, leaves, and buds are used to create new plants.
Asexual reproduction refers to a type of reproduction when a offspring is born to a single parent. The newly created people are clones of their parents since they have the same genetic makeup and physical characteristics. Both multicellular and unicellular organisms can reproduce asexually.
The full gene pool of their single parent is inherited by the offspring that are produced through asexual reproduction from either unicellular or multicellular organisms. The main method of reproduction for single-celled organisms like bacteria.
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Answer:
vegetive reproduction :)
Explanation:
which choice among a-e below is false? a. transferrins: an iron-binding protein in your body b. fever: increases t cell activity and lowers iron availability c. amps: peptides of the innate immune system that possess antimicrobial activity d. interferon: acts on increfhypothalamus to elevate body temperature set point causing fever e. alternative complement pathway: complement activated by binding to pathogen surface glycolipids f. none are false; a - e are all true
The false statement in the given question is: (d) interferon: acts on increfhypothalamus to elevate body temperature set point causing fever.
Fever is the state of elevated temperature of the body. The normal body temperature is 98.6° F (37° C). Any increase above this temperature is febrile. Molecules called pyrogens released from the body of pathogens trigger the hypothalamus to elevate the body temperatures.
Interferon is the immune protein released from the cells that get infected by the virus. The function of the interferon is to inhibit the viral replication inside the body so as to prevent the spread of infection inside the body.
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which antibody isotype to antigen can inhibit naive b lymphocyte activation of pre existing (already present)?
IgG antibody isotype to antigen can inhibit naive b lymphocyte activation of pre existing (already present).
What is Antibody ?Proteins called antibodies defend you when your body comes into contact with an unwelcome chemical. Antibodies, which are made by your plasma, bind to these foreign substances and drive them out of your body.
Immunoglobulin is another name for an antibody.
Antigens have molecules on their surfaces that are different from those your body naturally produces. Therefore, as soon as an antigen enters your body, your immune system immediately recognises it. Your immune system requests antibody defence in order to combat this antigen invader.
The B cell produces antibodies (specialized white blood cells). A B cell multiplies and clones when it comes into touch with an antigen. These plasma cells, also known as cloned B cells, unleash countless amounts of antibodies into your lymphatic and blood systems.
Your body has antibodies in a number of places, including your skin, lungs, tears, saliva, and even breast milk. In actuality, colostrum contains significant amounts of antibodies. Because of this, breast- or chest-feeding can strengthen your baby's immune system.
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Proteins that will go to different locations will likely have different _______ sequences.
Answer:
Messenger im sure
Which group of microbes must have oxygen to grow although they are deficient in the defense systems needed to quench the toxic, partially reduced intermediates of this element?.
Microaerophiles are group of microbes must have oxygen to grow .
Microaerophiles are those microbes, that require oxygen for growth, are unable to grow at normal atmospheric oxygen tensions, they also adopt particular environment with low oxygen tension .
Microaerophiles need oxygen because they cannot ferment or respire anaerobically. They Produce ATP via aerobic respiration or fermentation. Microaerophiles gets poisoned by high concentrations of oxygen. for example Lactic acid bacteria (LAB) are well defined as a group of microaerophilic.
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1. with regard to linked genes on the same chromosome, which of the following statements is false? a. crossing over is needed to produce nonrecombinant offspring. b. crossing over is needed to produce recombinant offspring. c. crossing over is more likely to separate alleles if they are far apart on the same chromosome. d. crossing over that separates linked alleles occurs during prophase of meiosis i.
With regard to linked genes on the same chromosome, the following statements is false a.) crossing over is needed to produce the nonrecombinant offspring.
What are linked genes?When genes are present on different chromosomes or far apart on the same chromosome, they assort independently and can be said to be unlinked.
Genes are said to be linked when they are closely together on the same chromosome. Sex-linked genes are located on sex chromosome and X-linked genes are located on X chromosome. The crossing over frequency between genes can be used to construct linkage maps that show the locations of genes on chromosomes.
Genetic linkage analysis helps in determining whether the disease phenotype is caused by mutation in a single gene.
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which change would not affect the relative rate of action of enzyme x
Answer:
b
Explanation:
how far each of the following statements is correct with explanation:
Spores of fern plant are produced due to mitosis
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Which of the following courses might a genetic engineer take in college?
O Introduction to Horticulture
O Principles of Plant Agriculture
O Maneuvering Controlled Vehicles
O Recombinant DNA Applications
The course that a genetic engineer might opt for in a college is: Recombinant DNA applications.
Genetic engineering is the branch of biological science that deals with the manipulation of the genetic composition of an organism in order to alter some traits in the organism. Recombinant DNA technology has various applications which are beneficial for the society.
Recombinant DNA technology can help the genetic engineer to determine which genes can be modified in plants as well as animals so as to create genetically modified organisms, which are superior in certain characteristics as compared to their ordinary counterparts. For example genetically modified plants are pest-resistant.
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how do reptiles and amphibians differ from fish? answer reptiles and amphibians are ectotherms while fish are not. reptiles and amphibians have limbs present while fish do not. reptiles and amphibians have an amnion and fish do not. reptiles and amphibians have jaws while fish do not.
Fish lack limbs, although amphibians and reptiles do.
While amphibians are born with gills for breathing underwater, reptiles are born with lungs. where they spend their early growth after hatching. Amphibians have thin, smooth skin, whereas reptiles have scales. Reptiles include lizards, turtles, and snakes.
A reptile lives on both land and water, unlike a fish, which only exists in water. A fish is a type of cold-blooded or ectothermic aquatic vertebrate. The reptile, which has scales or scutes covering it, is a cold-blooded creature as well. Scales are a feature of fish, though cartilaginous fish lack them.
Cold-blooded vertebrates include fish, reptiles, and amphibians. Animals with a backbone and an internal skeleton are known as vertebrates.
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Which functional region of the cerebellum is implicated in planning the sequence and timing of complex movements?.
The part of the brain involved in the sequence and timing of complex movements is the cerebrocerebellum.
The cerebellum is the largest part of the brain that initiates and coordinates movement and regulates temperature.
The brain is divided into 3 functional areas which are;
cerebrocerebellum spinocerebellum vestibulocerebellumcerebrocerebellum communicates with the cerebral cortex and is thought to be involved with planning and initiating movement it receives inputs from the cerebral cortex and pontine nuclei and sends inputs sends the outputs to the thalamus and red nucleus
spinocerebellum this part of the cerebellum is involved in regulating body movements by allowing for error correction
vestibulocerebellum gives signals which detect the head movement and send signals through the cerebellum to the head rotation and maintain a stable center of gaze.
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which characteristic makes hemoglobin's structure such a good match for its function as an oxygen carrier
The characteristic makes hemoglobin's structure such a good match for its function as an oxygen carrier is that each hemoglobin molecule can bind four oxygen molecules.
What is hemoglobin?The iron-containing oxygen-transporting metalloprotein known as hemoglobin, often known by the abbreviations Hb or Hgb, is found in the red blood cells of almost all vertebrates as well as some invertebrate organs. The oxygen from the respiratory organs is transported to the rest of the body by hemoglobin in the blood.
What is the characteristic of hemoglobin?Hemoglobin is a two-way respiratory carrier that facilitates the movement of carbon dioxide back and forth from the lungs to the tissues. Hemoglobin's affinity for oxygen in arterial circulation is high, but its affinities for carbon dioxide, organic phosphates, hydrogen, and chloride ions are low.
Thus from above conclusion we can say that the characteristic makes hemoglobin's structure such a good match for its function as an oxygen carrier is that each hemoglobin molecule can bind four oxygen molecules.
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Relate How can the increased
demand on water affect water
quality
As more Organisms need water, The only clean source of water becomes scarce and finished, leaving only few clean pure sources of water, but much impure sources of water
Create Your Own Pedigree:
Albert and Betty are married. They both have normal vision. They had 2 daughters and then a son.
Both daughters, Cassie & Debra, had normal vision and never had any children of their own. Their son,
Elliot, was colorblind. Elliot married Fallon who also had normal vision and they had 2 of their own children,
George and then Hailey. Hailey was colorblind but George was not.
Colorblindness is sex-linked recessive (X³). Use the letters X, Y or X² for the genotype. Draw the
pedigree below placing the genotypes for Albert, Betty, Elliott, Fallon and Hailey in their respective shapes.
suppose that the genetic code involved five nucleotides per codon but that there were only two different types of nucleotides. how many different codons would be possible?
Answer:
Explanation:
there would be 32 different types of codons would be possible
is human evolution over? if not, what directions might human evolution take in the future? what do you imagine will be the main selective forces future humans face? describe some potential cultural adaptations and some potential genetic adaptations
Evolution is defined as gradual change to the DNA of a species over many generations.
Palaeoanthropology is the scientific study of human evolution
Human evolution is the lengthy process of change by which people originated from apelike ancestors
It can occur by natural selection, when certain traits created by genetic mutations help an organism survive/reproduce. These mutations will pass onto next generation.
On our recent study of DNA, we can see evidence that natural selection has recently made changes, so evolution will never stop.
There are several signs of human evolution-
1. The adaptation to the threat of infectious diseases and High prevalence of diseases like sickle cell disease and thalassemias
2. Also. deviations from expected allele frequencies provide clues that genes have undergone selection.
Human activity has altered our atmosphere with time. Also, humans now have the capability to take a direct hand in evolution of species it includes with artificial selection , animal and plant breeding, genetic engineering and genome editing etc.
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staphylococcus species are resident human microflora. if you wanted to culture staphylococcus where should you swab?
In order to culture staphylococcus, we used to swab in the throat, nose, and skin.
Staph infections are caused by staphylococcus microscopic organisms. These sorts of germs are commonly found on the skin or within the nose of numerous healthy individuals. Most of the time, these microscopic organisms cause no issues or cause moderately minor skin infections. But staph diseases can turn dangerous on the off chance that the microscopic organisms attack more profoundly into your body, entering your circulatory system, joints, bones, lungs, or heart. A developing number of something else sound individuals are creating life-threatening staph infections. Treatment ordinarily includes antimicrobial and cleaning of the infected zone
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Identify three selection pressures rhat Darwin would have had to rule out before determining that competition for limited food resources drive natural selection on the Galapagos Island.
Answer:
Darwin nunez or Charles Darwin
you are interested in studying populations of moths in your backyard. you find some bombykol in the garage, and you spread it on some paper and hang the piece of paper on the tree. what would you expect to occur?
The expected scenario would be that only male silk moths would be attracted to the paper.
The female silkworm moth releases the pheromone bombykol to draw males to her. Additionally, the wild silk moth, Bombyx mandarina, uses it as its sex pheromone. When this pheromone is spread on to the paper, only male silk moths would get attracted to it to find their mates.
On an acre of land, tiny amounts of this pheromone can be used to fool male insects about where their female partners are. Thus, it can be used as a lure in traps to effectively remove insects without heavily spraying pesticides on the crops.
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