Differential gene expression is the result of different cells containing different sets of genes. This is a key factor in understanding how the body works.
Each cell in the body contains the same basic genetic code, but this code can be expressed differently in different cells.The expression of different genes in different cells is determined by their specific environment. Cells in different parts of the body are exposed to different signals from the environment, such as hormones and nutrients. These signals can cause certain genes to be expressed, while other genes remain dormant. This is why different cells in the body have different sets of genes expressed.
Differential gene expression is important for many reasons. One reason is that it helps to explain how different tissues in the body are specialized for different functions. For example, the cells in a muscle have different genes expressed than the cells in a liver. This allows the cells in the muscle to respond to signals from the environment differently than the cells in the liver.
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What are the 2 major components of beverage?.
The beverage industry, which sells both alcoholic and nonalcoholic goods, is a very complicated local, regional, national, and international industry.
What is beverage?It can be difficult for students to grasp how this business is interconnected while creating beverage-based pop-ups and serving these products in restaurants.
The beverage sector is thriving and constantly changing. Agriculture, marketing, sales, scientific research, fermentation, barrel-room technicians, consumer behavior, sommeliers, manufacturing, and supply chain management are all aspects of the beverage sector.
Drinks offer excellent profit margins as well, and many employment in this area of the hospitality sector don't require in-depth specialist knowledge. As a result, starting a career in the beverage business is incredibly easy. The beverage industry is divided into two main categories: alcoholic and nonalcoholic.
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Sponges live in ______ habitats and belong to the phylum ______, which means pore-bearing.
Sponges live in aquatic habitats and belong to the phylum porifera, which means pore-bearing.
What are Sponges?Sponges are members of the phylum Porifera. They are multicellular organisms whose bodies are filled with pores and channels that allow water to circulate through them which are jelly-like sandwiched between two thin layers of cells.
They are primitive aquatic animals of about 5,000 described species and live in all seas, where they are attached to the surface from the intertidal zone to depths of 8,500 m (29,000 ft) or more.
Phylum Porifera is divided into three classes based on the structure of skeletal elements.
1. Calcarea
2. Hexactinellida
3. Demospongia
Classes 1 and 2 account for about 10 to 20 percent of known species of sponges; The remaining 80 to 90 percent are placed in Class III.
Thus, sponges live in aquatic habitats and belong to the phylum porifera, which means pore-bearing.
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according to the epa water contaminant chart, two contaminants that are sourced from human and animal fecal matter are:
Two contaminants originating from human and animal feces are fecal coliform and E. coli.
The presence of contaminants in drinking water is normal, water sources or drinking water treatment processes may contain or produce contaminants in water. The presence of contaminants does not necessarily indicate that the drinking water is hazardous. While some types of drinking water contaminants may not be harmful, others may pose a small health risk if consumed.
Water contaminants can be classified into 3 groups, namely physical, chemical and biological contaminants.
Physical contaminants include odor, color, taste, turbidity, temperature, suspended solids, colloids, and dissolved materials.Chemical contaminants include organic matter (BOD, COD, TOC, KMn04), nitrogen compounds, metals (Fe, Mn, Mg, Cu, Cr, Pb, Hg, Cd), and hardness.Biological contaminants include various types of bacteria or viruses.Learn more about contaminants in drinking water at https://brainly.com/question/28827229
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which bones form a coxal bone? what bone marking on a coxal bone is made by fusion of all of these bones?
The ilium, ischium, and pubis combine to create the coxal bone, which is part of the pelvic girdle.
When standing or sitting, the pelvic girdle's main function is to support the upper body's weight and transfer it to the lower limbs. It protects the internal pelvic organs and acts as a site of attachment for the muscles of the trunk and lower limbs.
Ilium: The wide, outward-pointing part of the hip bone (the crest of the pelvis).
Pubis: The hip bone's lower, backward portion.
Ischium: A bone that contributes to the formation of the hip.
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locations in the brain where massive numbers of axons meet and which enable higher order functions such as reading, are called:
Massive numbers of axons meet at hubs and enable higher order functions such as reading.
What is the function of hubs?
Some brain areas serve as network hubs because they are essential to sustaining integrated brain activity. It is only logical to wonder how hubs form during development and to think about how they influence the function of the developing brain given their functional significance.
The hubs of brain functional networks have a more erratic topography; during early development, they are predominately found in main cortical areas, but by late childhood, they have moved to association areas.
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What are the 4 products of cellular respiration?.
The 4 products of cellular respiration are carbon dioxide, water, ATP and heat.
Anaerobic (without oxygen) and aerobic (with oxygen) cellular respiration are both possible (without oxygen). During aerobic cellular respiration, glucose and oxygen combine to create ATP, which the cell can utilise. As byproducts, carbon dioxide and water are produced. The Krebs cycle, oxidative phosphorylation, and glycolysis—an anaerobic process—are the three phases of aerobic cellular respiration.
The act of "breathing" is not the same as cellular respiration. This may be perplexing! The act of breathing and exhaling is frequently referred to as "respiration." But this isn't cellular respiration; it's physiological respiration. The two processes are not the same, but they are connected.
Hence, respiration forms by product in process of energy generation..
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natural light causes the flowers to bloom necessary sufficient necessary and sufficient contributory
Flowers bloom because of natural light, which is essential, sufficient, and necessary.
The answer is (d), The answer is (d) , The answer is (c), The answer is (b)
1) The answer, which is (d), is a contributing cause. While undoubtedly crucial, sunshine is not the only component that leads to flowers blooming. Numerous indoor plants may produce blossoms even in the absence of sunshine. Therefore, it is a contributing factor, and the solution is (d).
2) The response, which is (d), is a contributory cause. Aggression can be triggered by violent video games, but it is not the only reason. A genetic disease may potentially contribute to aggression, among many other possible causes. Although it influences aggressiveness, it may not always cause hostility. Consequently, it is a contributing factor, and the solution is (d).
3) The appropriate response is (c), which is a sufficient and essential cause. Paper may burn if it is placed in an incinerator, as combustion or heat is a crucial and required element in burning. Without heat or combustion, paper cannot be burnt. Due to its adequate and required nature, the solution is (c).
4) The solution, which is a sufficient cause, is (b). It is true that smoking is damaging to our health and dangerous. The risk of lung cancer is also present. It is an adequate cause of lung cancer. Approximately 80% of persons with lung cancer had a history of smoking. The conclusion is that it is a sufficient reason (b).
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In the gal gene system, which protein binds to the activation domain of the activator protein, ultimately blocking transcription in the absence of galactose?.
Which term represents the frequency of heterozygotes in a population that is in hardy-weinberg equilibrium?.
Answer:
2pq
Explanation:
which body substance causes increased gastric secretion, dilation of capillaries, and constriction of the bronchial smooth muscle?
Histamine causes increased gastric secretion, dilation of capillaries, and contraction of bronchial smooth muscle.
What is histamine?Histamine is an organic nitrogen compound involved in local immune responses, regulates intestinal physiology, and functions as a neurotransmitter in the brain, spinal cord, and uterus. Histamine is an important chemical that plays a role in many different bodily processes. It stimulates gastric acid secretion, participates in inflammation, dilates blood vessels, affects muscle contraction in the intestines and lungs, and affects heart rate. Increased body temperature activates mast cells in the skin and muscles, releasing histamine.
In people with histamine intolerance, high histamine levels can cause symptoms of histamine intolerance that resemble allergic reactions. Think hives, rashes, itching, and congestion.
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When must the cleaning step occur when cleaning and sanitizing in a three compartment sink food?.
The cleaning step must occur when cleaning and sanitizing in a three compartment sink food according to the CDC. There are four steps in the process, which are clean, rinse, sanitize, and air dry. The CDC recommends that the cleaning step should occur before the sanitizing step.
When cleaning and sanitizing in a three compartment sink food, the cleaning step must occur prior to the sanitizing step. This is because sanitizing is the process of reducing the number of micro organisms on a surface, and cleaning is the process of removing food and other debris from a surface. If food and other debris are not removed from a surface prior to sanitizing, the sanitizing step will be less effective.
Thus ,the three compartment sink must have hot water, soap, and sanitizer. The sink must be emptied and refilled with hot water after each use. The cleaning step must be done with a clean cloth or sponge and hot water. The sanitizing step must be done with a clean cloth or sponge and sanitizer.
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contrast the impact of epinephrine on glycogen metabolism in muscle and the impact of glucogon on glycogen metabolism in liver tissue g
While glucagon increases NHGO primarily through increased glycogenolysis, epinephrine increases net hepatic glucose output (NHGO).
What role does epinephrine play in the metabolism of glycogen?Epinephrine activates glycogen synthase (GS) when glycogen content is low, but it also stimulates glycogen breakdown and decreases GS activity.
How does glucagon affect the metabolism of glycogen?Glucagon Increases Hepatic Glucose Production More specifically, glucagon encourages the liver to convert glycogen to glucose (glycogenolysis), stimulates de novo glucose synthesis (gluconeogenesis), and prevents the breakdown of glucose (glycolysis) and the formation of glycogen (glycogenesis).
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using the appropriate atp equivalents for nadh and fadh2, how much total atp (and/or atp equivalents) would the complete oxidation of 3-phosphoglycerate yield?
The complete oxidation of 3-phosphoglycerate would yield 20 ATP.
How many ATP's are gained by complete oxidation of phosphoglyceric acid?
During glycolysis, each phospho-glyceric acid yields one pyruvic acid. Each pyruvic acid is transformed into acetyl CoA, which produces a NADH. The Krebs cycle results in the full oxidation of acetyl CoA. Three NADH, one FADH[tex]_{2\\[/tex], and one GTP are the net gains of high-energy molecules from one cycle; the GTP can be used to make ATP later on. The total number of ATP molecules created is 3 + 3 + 3 + 3 + 2 + 1 = 21 ATP since each NADH is comparable to 03 ATP and each FADH[tex]_2[/tex] is equivalent to 02 ATP.
Additionally, 1 ATP is required in the process of converting phosphoenolpyruvate to pyruvic acid, resulting in a net gain of 20 ATP.
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which of the following will not damage the cells lining the blood vessels? a. high ldl cholesterol b. high blood glucose c. hypertension d. elevated homocysteine
High LDL will not damage the cells lining the blood vessels. Decreased eNOS expression, activity, or activity might all contribute to endothelial dysfunction, as could increase NO degradation.
High glucose levels have been connected to endothelial dysfunction both in vivo and in vitro. Diabetes mellitus is a category of metabolic illnesses in which a person has excessive blood sugar levels either as a result of insufficient insulin production by the body or as a result of impaired cell response to pancreatic insulin. Reactive oxygen species generation from the endothelium increased, reduced nitric oxide production, anticoagulant characteristics, increased platelet aggregation, increased expression of adhesion molecules, increased expression of chemokines and cytokines, and enhanced platelet aggregation. All of these have a significant impact on how diabetic vascular problems, such as atherosclerosis and other vascular diseases, develop. Importantly, it has been demonstrated that endothelial dysfunction has predictive value in predicting vascular events. The detection of cardiovascular diseases like myocardial infarction, peripheral vascular disease, ischemic stroke, and others may be aided by endothelial function testing. The inability of arteries and arterioles to optimally dilate in response to an appropriate stimulus by vasodilators acting on the endothelium is a significant aspect of endothelial dysfunction. High LDL will not damage the cells lining the blood vessels. Decreased eNOS expression, activity, or activity might all contribute to endothelial dysfunction, as could increase NO degradation.
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What is the frequency of an electromagnetic wave having a wavelength of 300,000 km.
The required frequency of an electromagnetic wave is 1 Hz.
The wavelength of electromagnetic wave is, λ = 300,000km/s
The speed of light is, v = 300,000 km/s.
The given problem is based on the concept of wave frequency. The frequency of an electromagnetic wave is called the number of waves passing through any point in space.The mathematical expression for the frequency is given as,
f = ν/λ
Solve by substituting the values as,
f = 300,000/300,00
= 1 s⁻¹
= 1Hz
Thus, we can conclude that the required frequency of an electromagnetic wave is 1 Hz.
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Which of the following statements provides evidence to support the claim that no ATP will be synthesized in the absence of a proton gradient across the thylakoid membrane? No ATP is synthesized when channel proteins that allow the free passage of protons are inserted into the thylakoid membrane.
When channel proteins are inserted into the thylakoid membrane, which allow protons to pass freely, no ATP is produced.
The thylakoid membrane possesses ATP synthase, right?The thylakoid membranes of chloroplasts, the inner membranes of mitochondria, and the bacterial cytoplasm contain a very large group of highly conserved enzymes known as ATP synthases.
An extra phosphate molecule is reattached to ADP, converting it back into ATP, when the cell has extra energy. This energy can come from the breakdown of food that has been consumed or, in the case of plants, energy produced during photosynthesis. A rechargeable battery is exactly how the ATP molecule is.
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Colonoscopy is the examination of the large colon. It allows for visual diagnosis of ulcers and polyps, which may lead to colon cancer. A polyp _____.is a cluster of abnormal cells
Colon cancer-causing ulcers and polyps can now be visually diagnosed. A collection of abnormal cells is known as a polyp carcinogen.
Explain about the polyp carcinogen?
If given the chance to develop over time, these polyps could develop into cancer. The term adenomas refers to the majority of these colon polyps. The size and location of the serrated polyps in the colon will determine whether they develop into cancer. Generally speaking, neoplastic polyps have the highest risk of malignancy among all polyp sizes.
A tissue growth that protrudes from the colon or rectum is referred to as a colorectal polyp. Although benign (i.e., not cancerous) and non-proliferating, some forms of polyps have the potential to turn malignant over time. The term "adenomatous polyps" refers to one of these varieties. We refer to these as pre-cancerous polyps.
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the atrial and ventricular chambers on the right side of the heart perform which of the following functions?
Two atria and two ventricles make up the heart's four chambers. Blood with low oxygen content leaves the body through the right atrium and is pumped to the right ventricle. Oxygen-deficient blood is pumped to the lungs by the right ventricle.
What role does the atrium play?Two ventricles and two atria make up the human heart's four chambers. The chambers responsible for pumping and receiving blood are known as the ventricles and the atrium, respectively.
One of the four chambers of the heart is the right atrium. Blood with low oxygen content is drawn into the right atrium from the body, where it is then pumped into the right ventricle.
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What would the amino acid this DNA sequence CGA?.
Answer: mRNA: GCU : alanine
Explanation:
which microbes if any were now able to grow on a sugar substrate that they were unable to grow on when alone? be specific. provide an explanation as to why these microbes were able to grow in these experiments.
B. caccae microbes were now able to grow on a sugar substrate that they were unable to grow on when alone.
Levan-degrading genes are found in the Bacillus genus of bacteria, although Bacillus fragilis and Bacillus ovatus cannot use levan as a carbon source to develop.Inulin can be utilized as effectively by B. uniformis as it can by B. theta.On levan, B. vulgatus and B. caccae cannot develop.B. vulgatus is unable to use inulin for growth, whereas B. caccae can use it effectively.B. caccae serves as an external inulin degrader, breaking down inulin to create substrates for B. vulgatus to develop.B. caccae will break down inulin once it has entered the bacterium if it acts as an internal degrader rather than an external degrader. As a result, B. vulgatus won't have access to the substrates. Thus, B. vulgatus' cell population won't increase.The external strategy for degradation is advantageous since no substances enter the cell, the membrane is not damaged, and energy is not used, but specific proteins will be secreted for the same. In this situation, absorbing the carbon source is challenging.The complete question is attached.
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anthropologist matt cartmill proposed that the evolution of stereoscopic vision and grasping fingers in the early primates enabled exploitation of a food source plentiful within the eocene forests. this is called the hypothesis.
The arboreal hypothesis.
What is explained by the arboreal hypothesis of primate origins?According to the arboreal theory, monkeys diverged from their forebears by adjusting to living in trees. Grafton Elliot Smith, a neuroanatomist who was primarily interested in the development of the primate brain, made the suggestion in 1912. According to the arboreal hypothesis, monkeys developed by becoming adapted to live in trees. According to this theory, the primates also evolved limbs and hands that aided in grasping. To move among the woods, they also relied on sight rather than smell. Dwelling in trees required the use of hands and feet for grasping, and obtaining small prey played a more significant role in primate evolution than living in trees.
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the series of biological developments that transforms individuals from a state of physical immaturity into one that is biologically mature and capable of sexual reproduction is known as:
Puberty is a series of biological changes that change a person from a state of physical immaturity to one that is biologically mature and capable of sexual reproduction.
What developmental changes are linked to puberty?Children gain height, weight, and strength during puberty. Along with these changes, there are adjustments to children's brains, skin, hair, teeth, and perspiration.
Working memory and long-term memory both show improvements. Speed of processing. Children cannot think as quickly as adolescents. Processing capacity increases significantly between the ages of five and middle adolescence, plateaus around the age of 15, and does not seem to change between late adolescence and adulthood.
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Selenium is a trace mineral that is part of the structure of certain proteins. One of these proteins is an antioxidant enzyme that neutralizes peroxides before they can form free radicals. What is the name of this protein?.
Selenium (Se) is a crucial trace element, and studies have shown that those who have low levels of it have an increased risk of developing illnesses including cancer and heart disease. proteins (selenoproteins) or enzymes containing se (selenoenzymes) are antioxidants.
Selenoproteins and enzymes contain selenium as a antioxidants . These are antioxidants and aid in dissolving peroxides, which can harm DNA and tissues and cause inflammation and other health difficulties. By controlling the amount of free radicals, antioxidants like selenium assist in reducing oxidative stress. They function by scavenging surplus free radicals and shielding cells from oxidative stress-related harm.
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what is the importance of the fact that the outer portion of the cerebral hemispheres is convoluted?
The surface area of the cortex is tripled by the convolutions. The 40% of the total brain mass that is the cortex is responsible for all conscious activities.
The importance of the cerebral hemispheres.One half of the cerebrum, which also regulates speech, thought, emotions, reading, writing, and learning in addition to controlling muscle movements.
What is the advantage of the brain's complex organisation?It features numerous folds and creases because the cerebral cortex of the human brain is extremely complicated. Large portions of our brains can fit inside our skulls because to these convolutions. This brain structure allows humans to have billions of neurons in our brains while still having relatively small skulls.
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Which information is needed to create a new copy of dna that is identical to the original?.
The information needed to create a new copy of DNA identical to the original is a template (the DNA containing the target sequence to be copied) and an RNA primer.
What is DNA replication?DNA replication is the process of copying genomic DNA information into cells. Before a cell can divide, it need to first copy (or replicate) its complete genome in order that every ensuing daughter cells has its personal whole genome. Each DNA molecule contains one strand of her of the original DNA molecule and one strand of her newly synthesized (manufactured). Therefore, DNA replication is known to be semi-conservative.
Starting material for DNA replication:
Template (DNA containing the target sequence to copy).Primer (Initiate synthesis of new DNA strand)Thermostable DNA polymerase (Carry out the synthesis)dNTPs (DNA nucleotides used to build new DNA strands)To know more about DNA replication, visit:
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how important is the force of gravity to the motion of bacteria through air, compared to the force exerted by the motion of the air itself? in other words, consider the terminal velocity of the bacteria, and compare it to your estimate of the speed with which air moves in a typical room.
Air movement completely dominates the forces acting on bacteria (i.e. gravity is negligible).
What is terminal velocity?Terminal velocity is the maximum velocity an object can reach when falling through a liquid. Occurs when the sum of drag and buoyancy equals the downward force of gravity acting on an object. Since the net force on the object is zero, the acceleration of the object is zero. Air resistance to the movement of an object in free fall depends on many factors, including: Object size, shape, air density and temperature, and free-falling object velocity.
The bacterial terminal velocity can be calculated as:
v = mg/6 x π x η x R,
where v is the final velocity,
η is the viscosity of air
m is the effective mass
The bacterial load is too low and can be considered negligible. Therefore, its terminal velocity is meaningless compared to the air velocity in the room.
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give the genotypes of progeny plants in this experiment. drag the appropriate items to their respective bins.
Linked genes are too close to each other that they are usually inherited together, because the recombination probability between them is too small. Part A: C is correct ⇒ AH/ah Cc x ah/ah cc. Part B: Green, hairy, potatoe is aH/ah cc. Purple, hairless, potatoe is Ah/ah cc.
What are linked genes?Linked genes are located in the same chromosome, so close to each other that they can not segregate independently. Genes that are separated by less than 50 map units are linked.
Since linked genes do not exhibit independent distribution, they are inherited together more frequently.
Crossing over between linked genes is not that common because this event depends on the distance between genes. A short distance (less than 50 map units) is a little target for crossing-over to occur, so only a few of them will happen.
The more separated two genes are, the more chances of recombination there will be. The closer they are, the fewer chances of recombination there will be.
In the exposed example, there are three diallelic genes involved plants phenotype. All of them express complete dominance.
Genes for color and texture are 16 Map units appart, which means they are linked. There can be only a few recombination events between them.Gene for shape is on another chromosome.
Given the phenotypic frequency of the progeny and knowing which genes are linked and which ones are not, we can assume parentals genotypes are AH/ah Cc and ah/ah cc.
Cross:
Parentals) AH/ah Cc x ah/ah cc.
Gametes) AH C, AH c, ah C, ah c, aH C, aH c, Ah C, Ah c
ah c, ah c, ah c, ah c, ah c, ah c, ah c, ah c
F1)
AH/ah Cc ⇒ Purple, hairy, cutAH/ah cc ⇒ Purple, hairy, potatoeah/ah Cc ⇒ green, hairless, cutah/ah cc ⇒ green, hairless, potatoeAh/ah Cc ⇒ Purple, hairless, cutAh/ah cc ⇒ Purple, hairless, potatoeaH/ah Cc ⇒ green, hairy, cutaH/ah cc ⇒ green, hairy, potatoePart A.
Option C is correct ⇒ AH/ah Cc x ah/ah cc
Part B.
Green, hairy, potatoe ⇒ aH/ah ccPurple, hairless, potatoe ⇒ Ah/ah ccYou can learn more about linked genes at
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Using the __________ system, kingdoms are grouped based on cell structure and type, while the __________ system groups major taxonomic groups into three major domains.
whittaker
Whoese-fox
Utilizing the Whittaker system, realms are assembled in light of cell construction and type, while the Woese-fox framework bunches major scientific categorizations into three significant spaces.
The Whittaker system is a characterization framework to arrange and sort out the different natural life tracked down on The planet. This is the most normally known framework which orders organic entities into the 5 realms.
The Woese-fox system is a considerably less well-known arrangement of characterization for organic life. It is viewed as considerably less unambiguous, containing just 3 groupings.
Thusly, we can affirm that in light of the assertion, the spaces missing relate to the researchers for whom the frameworks are named, which are Whittaker and Woese-fox.
Therefore, Whittaker and Woese-fox are the correct responses.
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ballast water carried by ships is released near ports. why has this activity increased the potential for non-native aquatic species invasions?
Ballast water carried by ships is released near ports. Why has this activity increased the potential for invasions by non-native aquatic species? The regional species pool of non-native aquatic species has increased.
If organisms within a ship's ballast tanks survive the voyage to the next destination, they may be released with the ballast water into waters where they do not occur naturally. If these non-native organisms survive and spread throughout their new environment, they can become invasive species. Ballast water dispersal of invasive species refers to the unintentional introduction of invasive species into new habitats via ballast water carried by commercial vessels. Ballast water spreads some 7,000 living species to new habitats around the world.
Ships routinely take in ballast water to ensure stability and structural integrity. It can contain thousands of aquatic microbes, algae, and animals, which are then transported across the world's oceans and released into ecosystems where they are not native.
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What are the two types of teeth that are found in the mouth of the bullfrog and that are used to hold prey?.
The two types of teeth that are found in the mouth of a bullfrog that is used for holding prey are vomerine and maxillary teeth.
A bullfrog is known to have two sets of teeth which are termed as the vomerine teeth and the second set as the maxillary teeth.
Vomerine teeth can be located as rough textured teeth that are present in the roof of a bullfrog's mouth. The basic function of the vomerine teeth inside the bullfrog is to capture as well as hold the prey.
Such kinds of teeth that are located on the edge of the mouth are the maxillary teeth inside the bullfrog's mouth. The maxillary teeth are also used for holding the prey.
Both sets of teeth are used for holding the prey because a bullfrog does not chew its prey, it swallows it by holding it.
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