Translation occurs in _____.
A) the nucleus
B) a DNA molecule
C) a ribosome
D) a tRNA molecule
Ans: C) a ribosome
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When a diabetic injects insulin, what does this accomplish?
A. promotes glucose release from cells, raising blood glucose B. promotes uptake of glucose into cells, lowering blood glucose C. promotes hydrolysis of glycogen, raising blood glucose D. improves the ability of the body to sense blood glucose levels
In the process of blastula formation,
a. the size of individual cells decreases. b. the number of cells increases. c. the total amount of cytoplasm remains about the same. d. the blastula is the same size as the zygote. e. all of these occur.
Which molecule functions as the corepressor in the trp operon?
What will be an ideal response?
A person working with plants may reduce the inhibition of apical dominance by auxin via which of the following?
a. pruning shoot tips b. deep watering of the roots c. fertilizing d. treating the plants with auxins e. feeding the plants nutrients