Which of the following proteins are likely to act as gene activators?
a) MetA only
(b) MetB only
(c) MetC only
(d) Both MetA and MetC
Answer: (d) Both MetA and MetC
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Which of the following diseases is NOT caused by endospore-forming bacteria?
A. pneumonia B. botulism C. anthrax D. tetanus E. lockjaw
What is the fate of most of a woman’s mature
eggs?
a. they are fertilized b. they are stored for future use c. they die d. they are reset back to primary oocytes e. they stay immature
Four of the five structures listed below are parts of
the same sense organ. Select the exception. a. ommatidium b. retina c. crystalline cone d. photoreceptor e. lens
Evolution through natural selection will occur most rapidly for populations of plants that
A. are already well adapted to the environment. B. live in an unchanging environment. C. are in the same genus. D. reproduce sexually and live in an unstable environment