cellular level organization set 3

Question 1

In a phospholipid bilayer, the outer surfaces contain __________ heads.

Answer 1

Hydrophilic and phosphate are both correct.

Question 2

When a red blood cell is placed into a __________ solution, crenation occurs.

Answer 2

Hypertonic

Question 3

In a phospholipid bilayer, the inner portion of the membrane contains __________ tails of the component molecules.

Answer 3

Hydrophobic, lipid and fatty acid are all correct.

Question 4

The specialization process that occurs when a gene switches off restricting the cell’s functional abilities is called __________.

Answer 4

Differentiation