In eukaryotes, pyruvate is converted to acetyl CoA

A) in the cellular cytosol.
B) when passing through the mitochondrial outer membrane.
C) in the intermembrane space.
D) when passing the mitochondrial cristae.
E) in the mitochondrial matrix.


E) in the mitochondrial matrix.

Biology & Microbiology

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Phorid flies lay their eggs inside the bodies of

various insects and spiders. When the larvae hatch they consume the body of the ‘host’ from the inside out. The phorid fly is an example of

a. a brood parasite. b. a parasitoid. c. a commensalist. d. a competitive excluder. e. more than one of these.

Biology & Microbiology

A sudden loud sound such as an explosion might impair hearing by damaging which of the following?

a. hair cells in the organ of Corti b. the vestubular nerve c. the utricle and saccule d. the otoliths e. the endolymph

Biology & Microbiology

One of the problems associated with the control of virus-caused diseases is that they 

A. cannot survive outside the host. B. have a complicated life cycle. C. have a rapid mutation rate. D. can infect many kinds of cells in many kinds of organisms.

Biology & Microbiology

Programmed cell death is known as

A. meiosis. B. autophagy. C. cell genesis. D. apoptosis. E. mitosis.

Biology & Microbiology