Question

Which molecules compose the majority of the cellular membrane of all cells, and possess both hydrophilic and hydrophobic regions?(1 point)
Responses

Cholesterol
Cholesterol

Phospholipids
Phospholipids

Proteins
Proteins

Carbohydrates

Answer 1

The majority of the cellular membrane of all cells is composed of **phospholipids**. Phospholipids have both hydrophilic (water-attracting) and hydrophobic (water-repelling) regions, which makes them essential for the structure and function of cellular membranes. Therefore, the correct answer is:

**Phospholipids**