Question
Biology Question on Anatomy of Flowering Plants
P-protein is found in
A
tracheids
B
phloem parenchyma
C
sieve tube elements
D
vessels
Answer
sieve tube elements
Explanation
Solution
P-proteins or phloem proteins are proteinaceous substances found in cells of flowering plant phloem, particularly in seive tube members where it may block or hinder translocation through sieve pores.