What secretes melatonin, a hormone that promotes sleep, in human beings?
a. pineal gland
b. suprachiasmatic nucleus
c. crepuscular gland
d. biological clock
e. hypothalamus
A
Biology & Microbiology
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A technique that separates a readable pattern of DNA fragments is ________.
A. genetic engineering B. biotechnology C. recombinant DNA D. gel electrophoresis E. gene probes
Biology & Microbiology
Which of the following is diploid in the life cycle of
a basidiomycete? a. spore b. dikaryotic hyphae c. zygote d. gamete e. mushroom
Biology & Microbiology
All steroid hormones are synthesized from ________.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
Which of the following is defined as the ability to make an object appear larger?
a. personalization b. overgeneralization c. procrastination d. magnification
Biology & Microbiology