Distinguish between a circadian clock and circadian rhythm
What will be an ideal response?
The circadian clock control circadian rhythms. For example, the circadian clock in the brain acts to
control sleep-wake cycles, which is the circadian rhythm. Strokes and heart attacks occur more
frequently according to a circadian rhythm. The circadian clock controls various circadian rhythms via
specific circadian clock genes.
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Membrane delimited intracellular structures that perform specific functions in cells are called
A. organs. B. organelles. C. tissues. D. systomis.
Imprinting _____
a. is governed more by environment than genetics b. cannot be associated with learning c. can only occur during a short interval in the life of an animal d. must occurs over one’s entire lifetime e. is constantly being done and undone
Compare the two major deadenylation-dependent mRNA decay pathways in eukaryotes
What will be an ideal response?
What are the symptoms of myxedema?
A. an eye that protrudes from the eye socket B. lethargy, weight gain, puffiness C. difficulty with speech, blurred vision D. a mass in the throat E. tremors in the hands, shaking, balance difficulties