Recall that Glyceraldehyde-3-phophate (G3P) is produced by the Calvin cycle. Which of the following statements about this three-carbon compound is correct? 1. It is found in the aqueous compartment of the chloroplast called the stroma. 2. It is more oxidized than the first product of the Calvin Cycle, PGA (phosphoglycerate). 3. For the Calvin Cycle to keep turning, some G3P must be converted into RUBP (Ribulose bisphosphate). 4. One additional molecule of G3P is produced each turn of the Calvin Cycle. A. 1, 2 and 3 B. 1 and 3 C. 2 and 4 D. 4 only E. All of 1, 2, 3 and 4 are correct.

Human Anatomy & Physiology (11th Edition)
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Author:Elaine N. Marieb, Katja N. Hoehn
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Chapter1: The Human Body: An Orientation
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Recall that Glyceraldehyde-3-phophate (G3P) is produced by the Calvin cycle.
Which of the following statements about this three-carbon compound is correct?
1. It is found in the aqueous compartment of the chloroplast called the stroma.
2. It is more oxidized than the first product of the Calvin Cycle, PGA (phosphoglycerate).
3. For the Calvin Cycle to keep turning, some G3P must be converted into RUBP (Ribulose bisphosphate).
4. One additional molecule of G3P is produced each turn of the Calvin Cycle.
A. 1, 2 and 3
B. 1 and 3
C. 2 and 4
D. 4 only
E. All of 1, 2, 3 and 4 are correct.
Transcribed Image Text:Recall that Glyceraldehyde-3-phophate (G3P) is produced by the Calvin cycle. Which of the following statements about this three-carbon compound is correct? 1. It is found in the aqueous compartment of the chloroplast called the stroma. 2. It is more oxidized than the first product of the Calvin Cycle, PGA (phosphoglycerate). 3. For the Calvin Cycle to keep turning, some G3P must be converted into RUBP (Ribulose bisphosphate). 4. One additional molecule of G3P is produced each turn of the Calvin Cycle. A. 1, 2 and 3 B. 1 and 3 C. 2 and 4 D. 4 only E. All of 1, 2, 3 and 4 are correct.
The picture below shows a preparation of isolated thylakoid membranes suspended in a buffer at pH 7. The preparation is in complete darkness.
Which of the following is required for the thylakoids to generate ATP?
pH 7
pH 5
pH 5
pH 5
pH 5
A. Isolated thylakoid membranes cannot synthesize ATP.
B. Incubation in the light plus ADP, Pi and NADP+
C. Addition of ADP and Pi to the buffer.
D. Incubation in the light plus ADP and Pi.
Transcribed Image Text:The picture below shows a preparation of isolated thylakoid membranes suspended in a buffer at pH 7. The preparation is in complete darkness. Which of the following is required for the thylakoids to generate ATP? pH 7 pH 5 pH 5 pH 5 pH 5 A. Isolated thylakoid membranes cannot synthesize ATP. B. Incubation in the light plus ADP, Pi and NADP+ C. Addition of ADP and Pi to the buffer. D. Incubation in the light plus ADP and Pi.
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