Where is hydrogen actively pumped in the

mitochondria?
a. To the inner membrane.
b. To the outer membrane.
c. To the intermembrane space.
d. To the matrix.
e. To the cytoplasm


C

Biology & Microbiology

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Bacteroids are ____

a. specialized nitrifying bacteria b. small buds from ammonifying bacteria c. specialized bacteria that help some plant roots absorb phosphorus d. enlarged and immobilized nitrogen-fixing bacteria e. interactions between plant root hairs and bacteria

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Movable bones are features of the sense organs associated with

a. sight. b. hearing. c. taste. d. smell. e. touch.

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Which step produces the most ATP?

A) Glycolysis B) The Krebs cycle C) The ETC

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Vertebrate forelimbs evolved through which mechanism?

A. Morphological convergence B. Divergent evolution C. Analogous evolution D. Homologous evolution E. Structural adaptation

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