Structure and Components of the Plasma Membrane

Question 1

defines the cell, outlines its borders, and determines the nature of its interactions

Answer 1

Cell Membrane

Question 2

Main fabric of the membrane, controls the movement of substances in and out of the cell

Answer 2

Phospholipid

Question 3

Helps in cell recognition, cell adhesion, and protection. Helps cell communicate.

Answer 3

Carbohydrates

Question 4

Spans the entire width of the cell. Have hydrophobic region that interacts with the membranes interior and hydrophilic regions in the cell’s environment. Helps in transporting molecules across the membrane, acting as channels or pumps.

Answer 4

Integral Proteins

Question 5

Located on the inner or outer surface of the membrane but does not penetrate the hydrophobic core. Helps with signaling, maintaining the cell shape, and supporting the membrane

Answer 5

Peripheral Proteins

Question 6

Water loving

Answer 6

Hydrophilic

Question 7

Water hating

Answer 7

Hydrophobic