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Which of the following is correct for the transmembrane proteins in lipid bilayer of plasma membrane ? 

Option: 1

They are absent in animal cells 


Option: 2

They act as channel proteins 


Option: 3

They are absent in plant cells 


Option: 4

They are only externally located 


Answers (1)

best_answer

As we have learned

Channel protein and carrier proteins -

These are involved in the selective transport of polar molecules and ions across the membranes.

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Posted by

Kuldeep Maurya

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