What comprises a comet?
A. ice
B. rock
C. both ice and rock
Answer: C
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What types of clouds might we find forming in a stable atmosphere? Describe the characteristics of these clouds
According to environmental determinism,
A) the physical environment causes different types of social and cultural development. B) the physical environment sets loose limits on cultural and social actions. C) people cannot adjust to different physical environments because of cultural traditions. D) people can choose a course of action from many alternatives offered by the physical environment, and they can also engage in cultural behaviors that seem contradictory to the environment. E) people determine their physical environment.
Which of the following is true at the growing end of a daughter strand?
A) There must be a nucleotide with a free 3' hydroxyl. B) There must be a nucleotide with a free 5' hydroxyl. C) There must be a nucleotide with a free phosphate. D) There are no special requirements.
________ makes lime precipitate out of a water solution
A) Rain falling out of clouds B) Water squeezed into rock joints C) Sublimation of liquid water D) Reduction of temperature and pressure E) Photosynthesis in heat-loving algae