Metabolism + Signalling

Question 1

Function of hydrophobic signal molecules and nuclear receptors

Answer 1

Act in the nucleus to ligand binding by allowing ion flow

Question 2

Function of G protein-coupled receptors

Answer 2

Produce second messengers indirectly

Question 3

Receptor enzymes

Answer 3

Catalyse second messenger generation

Question 4

Signal transduction

Answer 4

Generation of a chemical change in response to information

Question 5

Protein kinase

Answer 5

Transfers the terminal phosphate of ATP to a hydroxyl group on target proteins

Question 6

Protein phosphatase

Answer 6

Catalysts the removal of Pi by hydrolysis