The DNA not used directly as a code for protein synthesis and instead, a messenger RNA must be transcribed because,
The DNA does not have any protection from the nucleases present in cytoplasm that can cleave any nucleic acid and mRna can protect from nucleases because it have polyadenylation and 5' guanosine.What is role of mRNA?mRNA is single stranded RNAThe role of mRNA is to carry the protein blueprint or genetic information from DNA of cells to its ribosomes.It furnished with the genetic code called codons.learn about messanger RNA or mRNA,
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A disease in which the red blood cells are abnormally shaped is called ___________________________________.
The name of the receptor region containing hair cells involved in detecting static equilibrium is
The receptor region involved in detecting static equilibrium is the otolith organs, which include the utricle and saccule. These regions contain polarized hair cells with stereocilia embedded in a gelatin membrane with otoconia. The hair cell's mechanoreceptors are responsible for sensing balance and head position through changes in membrane voltage.
The receptor region that contains hair cells involved in detecting static equilibrium is known as the otolith organs, which include the utricle and saccule within the vestibule of the inner ear. These otolith organs contain receptor hair cells with stereocilia that extend into a gelatinous membrane covered by otoconia, which are calcium carbonate crystals. The bending of the stereocilia due to linear accelerations or head tilts relative to gravity opens and closes mechanically gated ion channels, causing changes in the membrane voltage of the hair cell. This mechanoreception allows us to sense our head position and movement, contributing to our sense of balance or equilibrium. These hair cells are polarized in relation to a central point and are connected to the brain via the VIIIth nerve afferent fibers that convey the sensory information.
Mountain beetles that feed on trees in canadian forests are destroying the forests because the beetle population is:
Anti-infectives are used to treat urinary tract infections which include which anatomical structures? (select all that apply.)
How is the conservation of habitats related to the work a taxonomist does?
An oxygen atom with a charge of (+2) has ______________________.
a. two more protons than the neutral atom
b. two fewer protons than the neutral atom
c. two more electrons that the neutral atom
d. two fewer electrons than the neutral atom
Lactose (milk sugar) is a carbohydrate that is formed by combining galactose and glucose monomers. It is found in food sources such as milk, yogurt, and cheese. mc019-1.jpg How would low-fat milk meet the body’s needs differently from whole milk?
the answer is D. It would provide more long-term energy than short-term energy, because it has disaccharides, but not the fats contained in whole milk.
"describe the mechanism of feedback inhibition and the role this process plays in controlling enzyme activity."
Why is creativity considered a scientific attitude? A. Creativity helps scientists come up with different experiments. B. Creative scientists imagine the results of experiments without doing them. C. Scientists who are creative are better at handling and training animals. D. Scientists need creativity to make good posters to explain their ideas.
Answer: A. Creativity helps scientists come up with different experiments.
Explanation:
Creativity helps scientists come up with different experiments is the correct option. This is because of the fact that if scientists use different methodologies to prove scientific theories or cause of natural phenomena then a wide expension of knowledge is expected. This will also ensure the non-repeatation of preproposed results and will lead to new findings in research.
The ____ is the primary site for non essential amino acid production in humans
The liver is the primary site for nonessential amino acid production in humans through the process of transamination. It is instrumental in amino acid metabolism and detoxification of ammonia into urea.
The liver is the primary site for nonessential amino acid production in humans. Nonessential amino acids, unlike essential ones, can be synthesized by the human body, and the liver plays a crucial role in this process. The liver contains enzymes such as transaminases, which are essential for the synthesis of nonessential amino acids through a process known as transamination. This process involves the transfer of an amino group from one amino acid to an organic acid, thus forming a new amino acid.
Additionally, amino acid metabolism includes the degradation of amino acids through deamination, where the amino group is removed from the amino acid, leading to the release of ammonia. The liver helps in detoxification by converting ammonia into urea via the urea cycle, which is then excreted from the body. It is important to note that other tissues, including kidneys, muscles, and adipose tissue, also contribute to amino acid metabolism, particularly during periods of fasting or starvation, when amino acid catabolism may occur.
The genetic composition of a normal male child is
The genetic composition of a normal male child is XY.
Explanation:The genetic composition of a normal male child is determined by the sex chromosomes inherited from the parents. A male child inherits one s-ex chromosome from the mother (X) and one from the father (Y). Therefore, the genetic composition of a normal male child is XY.
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What is the fate of most solar energy when it enters Earth’s atmosphere?
A) It’s reflected back into space by the atmosphere.
B) It’s backscattered to space by the atmosphere.
C) It’s absorbed by Earth’s surface.
D) It’s reflected by land and ocean surfaces.
E) It’s reflected by clouds
A major contributing factor for the reduction in the number of medium ground finches on daphne major island
The correct answer to this would be:
“inability of many medium ground finches to feed on large, hard seeds”
The medium ground finches feed on seeds. However, the birds have two variations in the bill shape: some birds have wide, deep bills while others have thinner bills. The large-billed birds feed more proficiently on large, hard seeds, while the smaller billed birds feed more proficiently on small, soft seeds. The reduction in number started in 1977, when a drought period altered vegetation on the island. Due to this event, the number of seeds declined dramatically; the decline in small, soft seeds was larger than the decline in large, hard seeds. The large-billed birds were able to endure better than the small-billed birds thus resulting in decline in number.
Final answer:
The reduction of medium ground finches on Daphne Major was primarily due to a severe drought in 1977 that resulted in a shortage of the small seeds they feed on, leading to a decrease in population and an increase in average beak size.
Explanation:
Major Contributing Factor for Reduction in Medium Ground Finches
The substantial decline in the population of medium ground finches (Geospiza fortis) on the Galápagos island of Daphne Major can be attributed to a severe drought that occurred in 1977. This environmental change led to a scarcity of small seeds, which are a critical food source for these birds, particularly those with small beaks. The drought's impact was so severe that the population of these finches plummeted from 1400 individuals down to just 200. The shortage of their main food supply caused the smaller-beaked finches to perish, whereas finches with larger beaks were able to survive by cracking the available larger and tougher seeds. As a result of natural selection, the average beak size of finches increased between 1976 and 1978 after the drought. Subsequently, when the drought ended and food became plentiful again, the finch population only showed a gradual recovery.
Xeriscaping can save water by ________. eliminating landscape plantings, replacing plants with rocks, sand and sculpture creating wetlands instead of landscaping planting native or drought-resistant plants with little or no water requirements planting invasive exotic plant species collecting rain water and storing it in cisterns or tanks
what is over utilisation means
Name the heaviest flying bird of prey.
A. emu
B. condor
C. ostrich
D. bald eagle
E. peregrine falcon
Which subspecialty of anatomy studies the structures and function of cells?
Which nutrients may slow the loss of cognitive function associated with alzheimer's disease?
which two of the methods for collecting a urine sample are considered sterile technique
Which of the following accurately describes the process of translation
A nurse is caring for a client in the postpartum period. when observing the client’s condition, the nurse notices that the client tends to speak incoherently. the client’s thought process is disoriented, and she frequently indulges in obsessive concerns. the nurse notes that the client has difficulty in relaxing and sleeping. the nurse interprets these findings as suggesting which condition?
Responsible for the presence of chromosomal dna in a transducing bacteriophage?
What are the effects of consuming a diet made up mostly of fats? there is more than one correct answer; select all the correct answers?
Joanne’s puppy is very large, but also submissive. when the puppy meets a more dominant dog, she lies on the grass on her back, shows her belly, and wiggles. this is an example of ____.
The _____ is the passageway from the vas deferens to the urethra.
The correct answer to fill in the blank is:
“Ejaculatory duct”
The ejaculatory duct is about two cm in length and is formed when the seminal vesicle's duct merges with the vas deferens. At this point, the ducts travel through the prostate and drain into the colliculus seminalis's urethra. Essentially, the ejaculatory duct is where the semen is ejaculated.
If u wanted to find the volume of an irregularly shaped object such as a pebble it is best to use
Answer:
The answer is The Archimedes principle.
Explanation:
The Archimedes principle would be used, which is the physical principle that says that a body totally or partially submerged in a resting fluid experiences an upward vertical thrust equal to the weight of the volume of fluid dislodged by the body, that is, a body totally or partially submerged in a static fluid, it will be pushed with a force equal to the weight of the volume of liquid displaced by said object. In this way, can be determine the volume of an object with an irregular shape.
Week 5 quiz true or false? the size of a bloodstain can be used to assess the angle of impact of the blood that caused the stain.
The statement is false; the size of a bloodstain cannot be used to assess the angle of impact. Scientists use the shape of the stain, particularly its length and width, to determine the angle.
The statement is false. The size of a bloodstain alone cannot be used to accurately assess the angle of impact. Instead, forensic scientists examine the shape, especially the length and width of the stain, to determine the angle of impact. For instance, an elliptical bloodstain usually indicates the blood hit the surface at an angle, while a circular stain implies a perpendicular impact.
Therefore, size is not a reliable indicator by itself for assessing the angle of blood impact.
Ammals are unique in possessing what to help pull in air? what is the voice box? what is shared by both digestive and respiratory tracts? what epithelial tissue is destroyed by smoking, but can regenerate if smoking stops? what are the lobed air sacs in the lungs? the role of a surfactant is what? what is included in a usual breath in and out? the primary role of hemoglobin is to do what? inflammation of bronchiis called what? loss of elasticity in lungs is a symptom of what?
a. carry oxygen
b. pharynx
c. emphysema
d. simple squamous
e. larynx f. bronchitis g. tidal volume h. alveoli i. asthma j. diaphragm k. pseudostratified ciliated columnar l. reduces surface tension of water
A Spanish scientist observes that salmon produce more eggs when grown in warmer aquariums. He asks his colleague in the United States to conduct the same experiment using the same aquarium equipment. Should he expect the results to be similar? Yes, because American equipment should produce even more accurate measurements. Yes, because the same experiment should yield the same results everywhere in the world. No, because the altitude between the two labs can be different, which could affect salmon reproduction. No, because the two countries have different time zones, which would affect the sleep cycle of the salmon.
Answer:
The correct answer is no, because the two countries have different time zones, which would affect the sleep cycle of the salmon.
Explanation:
The Spanish scientist should keep in mind that the generation of eggs of salmon is reliant upon various kinds of elements apart from temperature. These elements comprise the nutrients, the type of water, and others. In the given case, it is noticed that salmon produces more eggs in warmer conditions, however, there is a difference in the climatic conditions and the time zones of Spain and United States, which could affect sleep pattern of the fish, and thus, influencing the number of eggs generated by Salmon.
if carbon dioxide levels in the atmosphere double, which biome would be introduced in the Northwest territories
If levels of carbon dioxide is doubled, Taiga biome would be introduced in the Northwest territories. The correct option is D.
What is taiga biome?Taiga, also known as boreal forest or snow forest in North America, is a biome characterized by coniferous forests dominated by pines, spruces, and larches.
Taiga biomes would be tried to introduce in the Northwest territories if carbon dioxide levels were extended.
Thus, the correct answer is D.
The missing options of the question are attached below:
TundraGrassland.Dessert.Taiga.For more details regarding taiga biome, visit:
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