Production efficiency is _______ in ectotherms than in endotherms.
A. higher
B. lower
C. the same
D. more often zero
E. fine
A. higher
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The myoglobin protein, which carries oxygen in muscle cells, has only the first three levels of protein structure. What can you infer about myoglobin?
A. Myoglobin is made of nucleic acids B. Myoglobin lacks hydrogen bonds C. Myoglobin is made of only one polypeptide chain D. Myoglobin is not helical or pleated
Oligomycin is an antibiotic that binds ATP synthase, blocking the flow of protons through the enzyme's proton channel. In addition to preventing synthesis of ATP, what additional effect might you expect in response to the presence of oligomycin?
A. higher pH in the intermembrane space B. lower pH in the intermembrane space C. a buildup of protons in the mitochondrial matrix
Transgenic animal disease models are engineered to display disease symptoms similar to those observed in ____________________
Fill in the blank(s) with correct word
Hydrophilic molecules
A) do not readily dissolve in water. B) are repelled by water. C) are neutral and nonpolar. D) form hydrogen bonds among themselves. E) readily dissolve in water.