πŸ“’ Too many exams? Don’t know which one suits you best? Book Your Free Expert πŸ‘‰ call Now!


    Question

    In the C4 pathway, which of the following molecules

    combines with carbon dioxide?
    A glyceraldehyde phosphate Correct Answer Incorrect Answer
    B ribulose biphosphate Correct Answer Incorrect Answer
    C phosphoenol pyruvic acid Correct Answer Incorrect Answer
    D citric acid Correct Answer Incorrect Answer

    Solution

    The C4 pathway initiates with a molecule called phosphoenolpyruvate (PEP) which is a 3-carbon molecule. This is the primary CO2 acceptor and the carboxylation takes place with the help of an enzyme called PEP carboxylase.

    Practice Next
    ask-question