The neutral theory can be explained because:
a. the genetic code is redundant.
b. in eukaryotes, much of the genome is noncoding.
c. many genes are no longer functional.
d. many nonsynonymous mutations do not impact the phenotype.
e. All of the above.
E
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The metabolic breakdown of specialized brown fat depots in certain animals is substantially increased during _____
A) acclimatization B) torpor C) evaporative cooling D) nonshivering thermogenesis E) shivering thermogenesis
You are researching a family with a heritable disease whose symptoms include hyper-flexible joints, pliable skin, stretchy ligaments, and fragile muscles that tear easily. You plan to use genetic testing to determine the cause of the disease. Which gene do you sequence first?
A. actin B. epidermal growth factor C. myosin II heavy chain D. collagen Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know about the strengthening of tissues? What other information is related to the question? Choose Answer Given what you now know, what information is most likely to produce the correct answer? Reflect on Process Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Based on the cladogram, birds are most closely related to
A. snakes.
B. dinosaurs.
C. crocodiles.
D. mammals.
E. amphibians.
How does an STR differ from one person to the next?