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Unformatted text preview: HW8 Sathasivan (49750) 1 This print-out should have 10 questions. Multiple-choice questions may continue on the next column or page find all choices before answering. 001 10.0 points Leaves contain openings known as stomata, which allow gas exchange with the outside en- vironment. Which phrase best represents the net flow of gases involved in photosynthesis that would go through a leafs stomata on a sunny day? 1. Oxygen moves in while nitrogen moves out. 2. Carbon dioxide moves in while oxygen moves out. correct 3. Water and ozone move in while carbon dioxide moves out. 4. Carbon dioxide and oxygen move in while ozone moves out. Explanation: Carbon dioxide is a reactant in photosyn- thesis, it needs to move into the plant. Oxy- gen is a byproduct of photosynthesis, so the plant would release it. 002 10.0 points Which statement accurately reflects the pro- cess of glycolysis? 1. Glycolysis is most likely one of the ear- liest of all biochemical reaction to evolve. It uses molecular oxygen; however, it occurs in aerobic environments. 2. Glycolysis is most likely one of the ear- liest of all biochemical reaction to evolve. It uses molecular oxygen and occurs in the cyto- plasm....
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- Spring '08