Cell Communication

Question 1

What type of signalling includes direct contact/cell-cell, local regulators?

Answer 1

Local

Question 2

What act as long distant signals?

Answer 2

Hormones

Question 3

What are the 3 stages of the signal transduction pathway?

Answer 3

Reception, transduction, response

Question 4

What are the 3 types of receptors?

Answer 4

G protein-coupled receptor
Receptor Tyrosine Kinases
Ligand-Gated Ion Channel

Question 5

The plasma membrane receptor that works with G protein

Answer 5

G protein-coupled receptor

Question 6

The membrane receptors that add phosphates

Answer 6

Receptor Tyrosine Kinases

Question 7

The receptor that acts as a gate

Answer 7

Ligand-Gated Ion Channel

Question 8

Do protein kinases phosphorylate or dephosphorylate?

Answer 8

Phosphorylate

Question 9

Do protein phosphatases phosphorylate or dephosphorylate?

Answer 9

Dephosphorylate

Question 10

What are non-protein, water-soluble molecules/ions that diffuse?

Answer 10

Second messengers

Question 11

What are examples of second messengers?

Answer 11

Cyclic AMP (cAMP)
Adenylyl Cyclase