What happens to the alpha subunit of a G protein with GDP attached?
A. It re-assembles with the beta and gamma
subunits.
B. It no longer activates an effector protein.
C. It re-associates with the G protein-coupled
receptor.
D. All of these answer options are correct.
D
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Which of the following locations are major reservoirs for carbon for the carbon cycle?
I) atmosphere II) sediments and sedimentary rocks III) fossilized plant and animal remains (coal, oil, and natural gas) IV) plant and animal biomass A) only I and III B) only II and IV C) only I, II, and IV D) only II, III, and IV E) I, II, III, and IV
Arrange the following layers from most external to most internal
1 = Cell membrane 2 = Capsule 3 = Cell wall
a. 1, 2, 3 b. 2, 1, 3 c. 2, 3, 1 d. 3, 1, 2 e. 3, 2, 1
5-ARD causes the outward male sex organs to
a. never correctly form b. be completely absent c. not form until puberty d. become permanently stuck inside the public area
In fruit flies, an X-linked dominant mutant allele of the Notch gene (N) causes Notched wings in heterozygous females but is lethal in hemizygous or homozygous condition. What ratio of offspring would be observed in a cross of a Notched-wing female with a normal male?
A) 1/3 Notched-wing females, 1/3 normal females, 1/3 normal males B) 1/4 Notched-wing females, 1/4 normal females, 1/4 Notched-wing males, 1/4 normal males C) 1/2 Notched-wing females, 1/2 normal males D) 1/2 normal females, 1/2 Notched-wing males E) 2/3 Notched-wing females, 1/3 normal males