Biomolecules Question 87

Question: Phospholipids are important cell membrane constituents, because they:

Options:

A) contain glycerol

B) can form bilayers in water

C) combine covalently with protein

D) contain polar and non-polar portions

Show Answer

Answer:

Correct Answer: D

Solution:

[d] Phospholipids are composed of phosphate group and one or more fatty acids.

They have hydrophilic (polar) phosphate group and long hydrophobic (non-polar) hydrocarbon ’tails'.

The phospholipids readily form membrane like structure in water.