9. Photosynthesis

The reactions of the Calvin cycle are not directly dependent on light, but they usually do not occur at night. Why?

The Calvin cycle occurs in the __________.

What is the role of NADP⁺ in photosynthesis?

Of the following, which occurs during the Calvin cycle?

Which of the following occurs during the Calvin cycle?

Rubisco is __________.

In the Calvin cycle, CO₂ is combined with __________.

Glyceraldehyde-3-phosphate (G3P) is produced in the stroma of chloroplasts. Which of the following statements is most accurate regarding this compound?

Which of the following are produced by reactions that take place in the thylakoids and consumed by reactions in the stroma? a. CO2 and H2O b. ATP and NADPH c. ATP, NADPH, and CO2 d. ATP, NADPH, and O2

The reactions of the Calvin cycle are not directly dependent on light, but they usually do not occur at night. Why? (Explain your answer.) a. It is often too cold at night for these reactions to take place. b. Carbon dioxide concentrations decrease at night. c. The Calvin cycle depends on products of the light reactions. d. Plants usually close their stomata at night.

Describe the three phases of the Calvin cycle and how the products of the light-capturing reactions participate in this process.

Which of the following does not occur during the Calvin cycle? a. carbon fixation b. oxidation of NADPH c. consumption of ATP d. release of oxygen