Download 2-CH-5-sec.-2-Answers

CH. 5 sec. 2 Answers
1. With active transport, materials “move up”
their concentration gradient. Explain what this
means.
1. With active transport, materials “move up”
their concentration gradient. Explain what this
means.
2. Why are the carrier proteins that serve in
active transport often called cell membrane
“pumps?”
2. Why are the carrier proteins that serve in
active transport often called cell membrane
“pumps?”
3. What most often supplys the energy
for the cell membrane pumps?
3. What most often supplys the energy
for the cell membrane pumps?
4. What does the sodium-potassium
pump transport?
4. What does the sodium-potassium
pump transport?
5. Endocytosis and exocytosis are
types of which type of transport?
6. Define Endocytosis.
6. Define Endocytosis.
7. What is the difference between
pinocytosis and phagocytosis?
7. What is the difference between
pinocytosis and phagocytosis?
8. What are the animal cells called that use
phagocytosis to ingest bacteria and viruses that
invade the body?
8. What are the animal cells called that use
phagocytosis to ingest bacteria and viruses that
invade the body?
9. Define Exocytosis.
9. Define Exocytosis.