Most cell membranes are composed principally of ?
Correct answer: B. Protein and Lipids
- A. DNA ad protein
- B. Protein and Lipids
- C. Protein and Chitin
- D. Protein and RNA
Explanation
The basic structure of most cell membranes is a phospholipid bilayer with proteins embedded in or attached to it. DNA and protein or protein and RNA are associated mainly with genetic material and ribosomes, which makes option a a likely mistaken choice.
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