P- protein is found inA. CollenchymaB. ParenchymaC. XylemD. Sieve tube – InterviewSolution

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1.	P- protein is found inA. CollenchymaB. ParenchymaC. XylemD. Sieve tube
Answer» Correct Answer - D A sieve tube is analogous to RBC , both being living but enucleated at maturity. A network of fibres of `P_(1) and P_(2)` protein is present in the central part of lumen of sieve tube which controls movement of materials and with callose, the sealing of pores after injury.

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