According to the endosymbiont hypothesis, ____
a. most of the genes from the endocytosed bacteria moved to the nucleus
b. the host anaerobe became dependent upon the endocytosed bacteria
c. the endocytosized bacteria became dependent on the host cell
d. all endocytosed bacteria were photosynthetic
e. most of the genes from the endocytosed bacteria moved to the nucleus, the host anaerobe became dependent
upon the endocytosed bacteria, and the endocytosed bacteria became dependent on the host cell
ANSWER: e
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Sometimes a prokaryotic activator protein interacts with a small molecule in the cell and undergoes a change in shape that alters its affinity for binding to DNA. This change in shape is an example of an ____ effect
Fill in the blank with the appropriate word.
Penicillin was discovered by
A. Koch. B. Hooke. C. Fleming. D. Ehrlich.
A farmer is growing glyphosate-resistant transgenic soybeans. What are you unlikely to see in those fields during the growing season?
A. Caterpillars B. Irrigation C. A tilling machine D. Field mice
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