Which of the following proteins-functions is mismatched?

A. DNA primase-production of RNA primer
B. single-stranded binding proteins-prevents single DNA strands from reforming into a double helix
C. DNA polymerase-primer removal and replacement with DNA
D. DNA polymerase-DNA synthesis
E. topoisomerase-separates double-stranded DNA into single strands


Answer: E

Biology & Microbiology

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e. complete dominance

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The tidal zones, in which the barnacles Balanus and Chthamalus exist when both species are present, illustrate the principle of


A. symbiotic inclusion.
B. parasitism.
C. competitive exclusion.
D. None of the answer choices is correct.
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The pectoralis major muscle is located

a. in the chest. b. on the back. c. near the hips. d. in the upper leg. e. in the lower leg.

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Cyclins function by ________.

Fill in the blank(s) with the appropriate word(s).

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