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Phosphoenol pyruvate (PEP) is the primar...

Phosphoenol pyruvate (PEP) is the primary `CO_(2)` acceptor in

A

`C_(3)` plants

B

`C_(4)` plants

C

`C_(2)` plants

D

`C_(3)` and `C_(4)` plants

Text Solution

Verified by Experts

PEP is 3C compound which serves as primary `CO_(2)` acceptor in the mesophyll cell cytoplasm of `C_(4)` plants like maize, sugarcane, etc.
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PEP is primary CO_(2) acceptor in

The scientists believed that since the first product was C_(3) acid, the primary CO_(2) acceptor would be -

Given below are some characteristics of photosynthetic plants. Which of these are true for C_(4) plants (i) Rubisco is present in the mesophyll cells (ii) 3-carbons in the primary CO_(2) acceptor (iii) The primary CO_(2) fixation product is PGA (iv) Possess PEP case. (v) The intitial carboxylation reaction occurs in bundle sheath cells (vi) The calvin cycle takes place in bundle sheath cells (vii) 4-carbon atoms in the primary CO_(2) fixation product.

Which is the first CO_(2) acceptor in C_(3) pathway?

Which of the following statements with reagards to photosynthesis is/are correct (A) In C_(4) plants, the primary CO_(2) acceptor is PEP (B) In the photosynthesynthetic process PS II absorbs energy at or just below 680nm (C ) The pigment that is present in the pigment system I is P_(683)

In the pathway of dark reaction, which occurs in all photosynthetic plants, the primary CO_2 acceptor contains how many carbons?

In C_(4) cycle, first CO_(2) acceptor is

Assertion : The primary CO_(2) acceptor in C_(4) pathway is 3-carbon molecule phosphoenol pyruvate (PEP). Reason: The enzyme responsible for this fixation is PEP carboxylase or PEPcase.

TRUEMAN BIOLOGY-NEET (UG)- 2017 (Conducted by CBSE on 07-05-2017)-MCQs
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