A new species of mouse is discovered that can sprint extraordinarily rapidly but also fatigues quickly. How would you expect its muscle composition to compare to that of an ordinary house mouse?
A. more fast glycolytic fibers
B. more fast oxidative fibers
C. more slow oxidative fibers
D. fewer fast glycolytic fibers
E. more slow glycolytic fibers
Answer: A
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The membrane-enclosed compartments that contain digestive enzymes in eukaryotic cells are called
A) cristae. B) mitosomes. C) lysosomes. D) stromas.
Optimal foraging as a form of efficient behavior would be favored by
A. associative learning. B. operant conditioning. C. energy expended. D. natural selection. E. None of these choices are correct.
In humans, the condition of male pattern baldness is an example of a(n)
A. allele. B. genotype. C. gene. D. locus. E. phenotype.
A cell that contains a large number of ribosomes would produce a large number of ________ molecules
Fill in the blank(s) with correct word