Both ionizing and nonionizing radiation tend to effect what?
A) DNA
B) Cell membrane
C) Cell wall
D) Proteins
Ans: A) DNA
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Fertilization usually occurs in the
A) ovary. B) uterine tube. C) uterus. D) endometrium (uterine lining).
The mating system most prevalent in birds is ________
Fill in the blank(s) with correct word
The Hardy-Weinberg principle is applicable provided:a
migration is limited to adults. b. migration only occurs during nonreproductive periods. c. migration is limited to juveniles. d. migration occurs at the beginning of the breeding season. e. migration does not occur.
Once a hormone activates the enzyme adenylyl cyclase, ATP is converted to cAMP, which in turn:a
activates protein kinase. b. inhibits phosphodiesterase. c. initiates more cAMP production. d. initiates protein synthesis. e. inhibits protein synthesis.