Question

All cell membranes of multicellular organisms incorporate.

• A. Transport proteins
• B. Receptor proteins
• C. Recognition proteins
• D. All of these

Answer 1

The correct option is D All of these

The cell membranes of multicellular organisms usually have a number of proteins embedded in their phospholipid bilayer that perform various functions like transport of molecules, reception and recognition of molecules, etc.

So, the correct answer is 'All of these'.