5B - Rubisco in C3, C4 and CAM Photosynthesis Flashcards

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1
Q

Rubisco

A

A pivotal enzyme involved in initial carbon fixation during the light-independent stage of photosynthesis.

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2
Q

carbon fixation

A

The process in living organisms where inorganic carbon, typically within carbon dioxide, is converted into organic compounds such as glucose. Carbon fixation is a central part of the light-independent stage of photosynthesis.

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3
Q

inorganic

A

A compound that does not contain a carbon-hydrogen bond, e.g. carbon dioxide.

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4
Q

organic

A

A compound containing a carbon-hydrogen bond, e.g. glucose.

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5
Q

photorespiration

A

A wasteful process in plants initiated by Rubisco that limits photosynthesis.

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6
Q

affinity

A

The tendency of a molecule/ atom to bind or react with another molecule/ atom.

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7
Q

C3 plants

A

Plants with no evolved adaption to minimise photorespiration.

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8
Q

C4 plants

A

Plants that minimise photorespiration by separating initial carbon fixation and the remainder of the Calvin cycle over space.

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9
Q

bundle-sheath cell

A

A plant cell type that is the site of most of the Calvin cycle in C4 plants.

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10
Q

CAM plants

A

Plants that minimise photorespiration by separating initial carbon fixation and the remainder of the Calvin cycle over time.

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