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Question : What special anatomical features are displayed by leaves of C_(4) plants ? How do they provide advantange over the structure of C_(3) plants ? |
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Answer» Solution :Kranz anatomy : It is a SPECIAL characteristic of `C_(4)` plants. Two typees of chloroplaste are seen in leaves of `C_(4)` plants. Chloroplast WITHOUT GRANA in BUNDLE sheath cells and chloroplast with grana in MESOPHYLL cells. `C_(4)` cycle existsin mesophyll cell while `C_(3)` pathway runs in bundle sheath cells. `C_(4)` plants function even if temperature and concentration of `O_(2)` ishigher. In comparison of `C_(3)` plants, `C_(4)` pathway is seen in many monocot plants like maize, sugarcane and milles. |
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