LEC 3

Question 1

What are endocytosis and exocytosis?

Answer 1

Endocytosis is importing and taking into the cell
Exocytosis is exporting and expelling out of the cell

Question 2

What is the difference between osmosis and
diffusion?

Answer 2

Osmosis is the movement of water molecules
DIffusion is the movement of solvents

Question 3

What is the primary difference between facilitated
transport and active transport?

Answer 3

Facilitated transport does NOT require energy
Active transport DOES require energy

Question 4

What is the most important molecule taken into the
cell by facilitated diffusion?

Answer 4

Glucose

Question 5

What important Ions are transported by one of the
active transport systems

Answer 5

Sodium & Potassium