Bio final kaplan slides 9 (LO 10)

Question 1

G protein linked receptors

Answer 1

-When a singling molecule binds to the G protein coupled receptor, GTP exchanges for GDP, and activates G proteins

Question 2

Second messengers

Answer 2

-Carry signals to get a response
-Main one: cAMP
-Regulate enzymes

Question 3

Protein kinase signaling

Answer 3

-Signal molecule binds to receptor
-Receptor is phosphorylated (activated)
-cell division and growth
-direct

Question 4

Do not have kinase activity

Answer 4

-Cant directly phosphorylate protein
-Rely on others