BIOL 1090 lec 16

Question 1

What are the 4 basic mechanisms for moving molecules across membranes?

Answer 1

1. simple diffusion
2. diffusion through a channel
3. facilitated diffusion
4. active transport

Question 2

What two types of gated ion channels are there?

Answer 2

1. Voltage-gated channels

2. Ligand-gated channels

Question 3

What are the 4 basic mechanisms used in glucose transporter?

Answer 3

1. transporter ready to accept molecule
2. glucose is accepted by transporter
3. intracellular side of transporter opens
4. glucose is released and cycle repeats

Question 4

What are the 4 basic mechanisms used in glucose transporter?

Answer 4

1. transporter ready to accept molecule
2. glucose is accepted by transporter
3. intracellular side of transporter opens
4. glucose is released and cycle repeats