How would increased chlorofluorocarbons (cfcs) in the atmosphere affect the growth of vegetation throughout the world?
ultraviolet light will increase on earth’s surface. it will raise temperatures and decrease plant populations.
ultraviolet light will decrease on earth’s surface. it will lower temperatures and decrease plant populations.
ultraviolet light will decrease on earth’s surface. it will lower temperatures and increase plant populations.
ultraviolet light will increase on earth’s surface. it will raise temperatures and increase plant populations.
Answers: 3
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Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.
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The main ingredient of magma is a pahoehoe. b silca c dissolved gases d obsidian
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Which of the following best describes the expensive tissue hypothesis? brains require more energy, so the gut had to be reduced, and larger brains and tool use led to higher quality diets. increasing body size means that homo neanderthalensis had to include more fat in its diet. brains require more energy, so the gut had to be reduced as brains got bigger. brains require more fat, so the gastrointestinal viscera (gut) had to expand, and hands were needed to acquire more food.
Answers: 1
How would increased chlorofluorocarbons (cfcs) in the atmosphere affect the growth of vegetation thr...
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