Pset7questions2013

Question 14 of 16 40 points the energy source for the

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Question 14 of 16 4.0 Points The energy source for the synthesis of carbohydrates in the Calvin–Benson cycle is A. ATP only. B. photons. C. energized chlorophyll a. D. NADPH E. NADPH and ATP. Reset Selection
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5/20/13 4:18 PM 2013 Problem Set 7 Plant Biology Lectures 3-7 Page 8 of 13 https://coursework.stanford.edu/portal/tool/1c2f43e9-1653-4e97-98f7-93a4fbb2cb09/jsf/delivery/beginTakingAssessment Mark for Review What's This? Question 15 of 16 4.0 Points Photorespiration A. results in CO 2 fixation. B. uses ATP and NADPH produced in the light reactions. C. generates a proton gradient. D. results in the synthesis of glucose. E. All of the above Reset Selection Mark for Review What's This? Question 16 of 16 4.0 Points When oxygen concentration is very high in the leaves, RuBP reacts with O 2 . Which of the following is true under the conditions stated: A. RuBP does not react with CO 2 . B. carbohydrate production increases. C. plant growth is stimulated. D. net carbon fixation increases by 25 percent. E. two carbon molecules combine to form the four-carbon phosphoglycolate. Reset Selection Mark for Review What's This? Part 3 of 4 - Transport Question 1 of 6 4.0 Points The tendency of water to freely move toward greater solute concentration is an example of A. active transport B. osmolarity C. simple diffusion D. reverse osmosis E. facilitated diffusion
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5/20/13 4:18 PM 2013 Problem Set 7 Plant Biology Lectures 3-7 Page 9 of 13 https://coursework.stanford.edu/portal/tool/1c2f43e9-1653-4e97-98f7-93a4fbb2cb09/jsf/delivery/beginTakingAssessment Reset Selection Mark for Review What's This? Question 2 of 6 4.0 Points The wilting of plant tissue occurs when _______ is _______. A. water potential; high B. turgor pressure; high C. interior solute concentration; high D. osmotic potential; high E. turgor pressure; low Reset Selection Mark for Review What's This? Question 3 of 6 4.0 Points When the ion concentration inside root cells is higher than the concentration in the soil solution, ions in the soil solution can enter root cells by means of A. active transport only. B. simple diffusion only. C. simple diffusion and facilitated diffusion. D. facilitated diffusion and active transport. E. simple diffusion and active transport. Reset Selection Mark for Review What's This? Question 4 of 6 4.0 Points Where bulk flow occurs in plants either in xylem or phloem, the stream consists of A. water and minerals. B. water and organic molecules. C. organic molecules only. D. water only. E. Both a and b Reset Selection
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5/20/13 4:18 PM 2013 Problem Set 7 Plant Biology Lectures 3-7 Page 10 of 13 https://coursework.stanford.edu/portal/tool/1c2f43e9-1653-4e97-98f7-93a4fbb2cb09/jsf/delivery/beginTakingAssessment Mark for Review What's This?
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Question 14 of 16 40 Points The energy source for the...

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