Which of the following is not true about the cell membrane?

Phospholipids are fluid and can move throughout the membrane.

Carbohydrates are useful in cell communication.

Protein receptors are found on the exterior of the cell only.

Phospholipids heads are negative and attracted to water.

Phospholipids heads are negative and attracted to water.

Just so you know the "head" of a lipid present in your cell membrane is considered to be are referred to as hydrophilic meaning attracted to water were as the "tail" of the lipid is considered to be hydrophobic as you might of surmised meaning hating water I suppose.