At __________, the fusion of two gametes produces a(n) __________. Fill in the blank(s) with the appropriate word(s)
ANSWER: fertilization; zygote
Biology & Microbiology
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What form of stimulus will cause the blood
vessels of the skin to relax and increase in diameter?
a. decrease in temperature b. increase in temperature c. electrical stimulus d. mechanical stimulus e. more than one of these
Biology & Microbiology
__________ is rapid diversification into new species that occupy novel niches. Fill in the blank(s) with the appropriate word(s)
Biology & Microbiology
Which species is considered most ancient?
a. Homo erectus b. Australopithecus afarensis c. Australopithecus africanus d. Homo sapiens e. Sahelanthropus tchadensis
Biology & Microbiology
Calnexin assists in folding glycoproteins that contain one _______ residue.
a. glucose b. mannose c. N-acetylglucosamine d. sialic acid
Biology & Microbiology