Which hormones enter cells and alter mRNA production?

a. steroid and peptide hormones
b. steroid and phospholipid hormones
c. thyroid and peptide hormones
d. peptide and phospholipid hormones
e. steroid and thyroid hormones


ANSWER: e

Biology & Microbiology

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Amphibians are distinguished from earlier vertebrates by ____

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Two species of tree frogs that live sympatrically in the northeastern United States differ in ploidy: Hyla chrysoscelis is diploid, and Hyla versicolor is tetraploid. The frogs are identical in appearance, but their mating calls, which females use to find

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Radiation exposure can destroy lymphocytes and lead to what?

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Biology & Microbiology