Proto-oncogenes can be converted to oncogenes by:
a. mutation.
b. tumor suppressor genes.
c. growth factors.
d. transcription factors.
e. infection by certain viru
A
Biology & Microbiology
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Steroid hormone-nuclear receptor complexes activate transcription by binding to:
A. the plasma membrane. B. hormone response elements. C. RNA Pol II. D. repressor proteins.
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How many glucose molecules are produced during one complete Calvin cycle?
a. 1 b. 2 c. 3 d. 4
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Which of the following plants are widely
planted in cities because of their resistance to insect predators, air pollution, and disease? a. horsetails b. ginkgos c. pines d. spruces e. junipers
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