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P-proteins are associated with |
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|
a) |
Sieve tube elements |
b) |
Xylem parenchyma |
|
c) |
Trichomes |
d) |
Tracheids and vessels |
|
P-proteins are associated with |
|||
|
a) |
Sieve tube elements |
b) |
Xylem parenchyma |
|
c) |
Trichomes |
d) |
Tracheids and vessels |
|
(a) P-proteins or phloem proteins are found in the phloem, particularly sieve tube elements of the flowering plant, where it may block or hinder translocation through sieve pores. |