Where can a ciliated epithelial cell be found?
a. mouth
b. oviduct
c. blood vessels
d. heart
e. blood
ANSWER: b
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Acyclovir is the drug used to treat genital herpes; it
A. lyses the virus. B. reduces the healing time. C. cures the disease. D. All of the choices are correct.
If the inner membrane of the mitochondria were compromised in some way, what effect would this have on cellular
respiration?
a. The transport of electrons across the inner mitochondrial membrane would not occur. b. The proton gradient across the inner mitochondrial membrane would dissipate.
c. The ATP synthase enzyme would relocate to the mitochondrial matrix. d. The cell would generate more ATP. e. ATP would no longer be made anywhere in the cell by any mechanism.
A heartbeat begins in the
A. atrioventricular valve. B. atrioventricular node. C. sinoatrial node. D. right ventricle. E. left atrium.
A third level consumer may eat
a. herbivores. b. primary producers. c. primary carnivores. d. second trophic level organisms. e. none of these.