Which of the following type of reaction is not involved in the spliceosome-mediated pre-mRNA splicing?
A. ligation
B. deamination
C. transesterification
D. phosphodiester bond cleavage
B
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What will be a consequence if current predictions of global warming are accurate?
A. Rates of natural selection will decrease. B. New continental land masses will appear. C. Freshwater will be more widely available. D. Organisms will need to migrate or adapt quickly in order to survive. E. Many plants and animals will become smaller.
The cells surrounding milk-producing cells in
the female mammary gland contract shortly after the female hears the cry of an infant. This is an example of a. a response that is not a behavior. b. instinctive behavior. c. imprinting behavior. d. learned behavior. e. a time-dependent form of learning.
extreme barophile
What will be an ideal response?
According to the figure, what is the only hormone that doesn't peak during ovulation?
A. All female reproductive hormones peak at ovulation B. Progesterone C. Estrogen D. FSH E. LH