Question

Biological membranes are composed of
A) 40% proteins and 60% lipids
B) 50% proteins and 50% lipids
C) 70% proteins and 30% lipids
D) 60% proteins and 40% lipids

Answer 1

I think of 50% proteins and 50% lipids is the correct answer

Answer 2

the answer is D 60% proteins and 40% lipids