Question

Cell membrane carbohydrates participate in:

• A. Cell adhesions
• B. Cell-to-cell recognition
• C. Transporting substances across the membrane
• D. Hydrophilic attractions

Answer 1

Answer: (A), (B)

Cell-to-cell recognition
Cell adhesions

Cell membrane carbohydrates are linked to lipids and proteins to form the fluid lipid bilayer. Carbohydrates perform two main functions -

• They adhere cells together.
• They recognize cells.

So, the correct option is ' cell-to-cell recognition and cell adhesions'.