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单词 C4 Photosynthesis
释义

C4 Photosynthesis

英语百科

C4 carbon fixation

NADP-ME type of the C4 pathway
NAD-ME type of the C4 pathway
PEPCK type of the C4 pathway
Cross section of a C4 plant, specifically of a maize leaf. Kranz anatomy shown. Drawing based on microscopic images courtesy of Cambridge University Plant Sciences Department.

C4 carbon fixation is one of three biochemical processes, along with C3 and CAM photosynthesis, used to fix carbon. It is named for the 4-carbon molecule present in the first product of carbon fixation in the small subset of plants that use that process, in contrast to the 3-carbon molecule products in C3 plants.

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