If current trends in global warming continue for the next 50 years, where will the greatest effects of global warming likely be felt?
A) the continental United States
B) the Pacific Ocean
C) the Mississippi River
D) Russia
Answer: D
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A true breeding black rabbit is crossed with a true breeding white rabbit to produce an F1 generation with 8 individuals. If blending inheritance were true, which of the following would represent the expected phenotype of the F1 generation?
A. 8 black rabbits, 0 white rabbits, 0 grey rabbits B. 2 black rabbits, 2 white rabbits, 4 grey rabbits C. 0 black rabbits, 0 white rabbits, 8 grey rabbits D. 4 black rabbits, 2 white rabbits, 2 grey rabbits E. 6 black rabbits, 2 white rabbits, 0 grey rabbits
Caffeine is an inhibitor of phosphodiesterase. Therefore, the cells of a person who has recently consumed coffee would have increased levels of _____
A) phosphorylated proteins B) cAMP C) adenylyl cyclase D) activated G proteins
The movement of water molecules during osmosis is due to
A. diffusion. B. active transport. C. pinocytosis. D. endocytosis.
Upon exposure to blue light, plants not only begin to grow toward the light, but move their chloroplasts to the sunny side of each cell. The adaptive advantage of moving chloroplasts to the sunny side of each cell _____
A) maximizes light absorption by the chloroplasts for photosynthesis B) increases production of phototropic hormones C) maximizes heat absorption by the chloroplasts for cellular respiration D) increases adenosine triphosphate (ATP) production during the light-independent reactions