Q: Ectotherms undergo a variety of changes at the cellular level to acclimatize to shifts in what? Choices: - density - volume - altitude - temperature A:
temperature
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Q: During diastole, what happens to the elastic walls of the arteries? Choices: - they expand - they become hardened - they evolve - they snap back A:
they snap back
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Q: Global warming will raise ocean levels due to melt water from glaciers and the greater volume of what? Choices: - greenhouse gases - rainforests - rain - warmer water A:
warmer water
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Q: What is the year cycle that sunspots occur? Choices: - 12 - 15 - 22 - 11 A:
11
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