Chapter 3

Question 1

Membrane, composed of phospholipids, cholesterol, and proteins, that encloses cell contents; outer limiting cell membrane.

Answer 1

Plasma membrane

Question 2

Modified lipid, contains phosphorus. Forms basic structure of the plasma membrane. Composed of two components; polar hydrophilic head and nonpolar hydrophobic tail

Answer 2

Phospholipid

Question 3

Stiffens plasma membrane, further decreases water solubility of membrane

Answer 3

Cholesterol