One Turn of the Calvin Cycle Fixes a Molecule of CO₂

question 14

Multiple Choice

One turn of the Calvin cycle fixes a molecule of CO₂ gas and is driven by 3 molecules of ATP and 2 molecules of NADPH from the light reactions.Which of the following is true?

• A)It takes 3 turns of the cycle, 9 molecules of ATP, and 6 molecules of NADPH to make one molecule of glucose.
• B)It takes 6 turns of the cycle, 18 molecules of ATP, and 12 molecules of NADPH to make a glucose molecule.
• C)The cycle must be carried out in the dark.
• D)The cycle is exergonic.

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Definitions:

Direct Method

The direct method is a way of preparing cash flow statements where actual cash flows from operating activities are reported instead of adjustments from net income.

Direct Approach

A method used in accounting that focuses on the immediate recognition of revenues and expenses when they are incurred, without adjusting for accruals.

Indirect Approach

A method used in the preparation of the cash flow statement where net income is adjusted for non-cash transactions and changes in working capital.

Investing Activities

Financial transactions related to the acquisition and disposal of long-term assets and other investments not included in cash equivalents.