Question

1) When cortisol is elevated it increased gluconeogenesis by increasing phosphoenol-pyruvate carboxykinase (PEPCK). It does this by:

a) activating protien kinase A, thus allowing te catalytic subunit to diffuse into the nucleus and phosphorylate CREB to inituate gene transcription

b) Binding to a nuclear receptor and initiating gene transcription

c) Binding a receptor tyrosine kinase and initiation a MAPKKK cascade

d) increasing cytosolic level of cAMP

2) Which of the following cofactors or vitamins is required for the transport of long chain fatty acids across the mitochondrial membrane?

a) thiamine

b) carnitine

c) biotin

d) folate