Multiple Choice
The enzyme rubisco combines RuBP with a carbon atom from:
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13. Photosynthesis
Calvin Cycle
Multiple Choice
Where in a plant cell does the Calvin cycle take place?
A
Stroma
B
Thylakoid space
C
Thylakoid membrane
D
Chloroplast inner membrane
Verified step by step guidance1
Understand the structure of a chloroplast, which is the organelle where photosynthesis occurs in plant cells. It consists of several parts including the thylakoid membranes, thylakoid space, stroma, and the inner membrane.
Recognize that the Calvin cycle is part of the photosynthesis process, specifically the light-independent reactions, which do not require light directly and occur after the light-dependent reactions.
Identify the stroma as the fluid-filled space surrounding the thylakoids within the chloroplast. This is where the Calvin cycle takes place, utilizing ATP and NADPH produced during the light-dependent reactions.
Differentiate between the thylakoid space and thylakoid membrane, which are involved in the light-dependent reactions of photosynthesis, not the Calvin cycle.
Conclude that the Calvin cycle occurs in the stroma of the chloroplast, where carbon fixation takes place, converting carbon dioxide into glucose using the energy from ATP and NADPH.
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