Plants Which Shows Double Carboxylation in Two Different type of cell in leaves
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Explanation:
The mechanism which results in the differential gene expression in the two different leaf cell types of a C4 plant has been studied in detail in maize
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Leaf anatomy in most C4 plants.
A: Mesophyll cell
B: Chloroplast
C: Vascular tissue
D: Bundle sheath cell
E: Stoma
F: Vascular tissue
1. CO
2 is fixed to produce a four-carbon molecule (malate or aspartate).
2. The molecule exits the cell and enters the bundle sheath cells.
3. It is then broken down into CO
2 and pyruvate. CO
2 enters the Calvin cycle to produce carbohydrates.
4. Pyruvate reenters the mesophyll cell, where it is reused to produce malate or aspartate.
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