Practice Questions

Question 1

most characteristic apolipoprotein in LDL

Answer 1

apoB-100

Question 2

How many high energy tai-phosphate compounds are made in TCA?

Answer 2

1 GTP

Question 3

Alpha-Ketoglutarate Dehydrogenase Rxn

Answer 3

Alpha-KG + NAD+ + CoA —> Succinyl Coa + NADH + H+

Question 4

The rate-limiting activity for the formation of mature HDL is catalyzed by

Answer 4

ABCA1

Question 5

Principal apolipoprotein of LDL

Answer 5

ApoB-100

Question 6

Which apolipoprotein mediates the interaction of the lipoprotein particle with LPL?

Answer 6

ApoCII

Question 7

The LDL receptor differs from the receptor SR-BI in that

Answer 7

only the LDL receptor mediates endocytosis

Question 8

xanthelasmas/arcus cornei (arcua senili)

Answer 8

vascular disease with extreme hypercholesterolemia

Question 9

The RLS of cholesterol biosynthesis inhibited by Lovastatin (Menacer) catalyzed by

Answer 9

hydroxymethyl glut aryl CoA reductase (HMG-CoA Reductase)

Question 10

Gangliosides are sphingolipids that are composed of

Answer 10

Ceramide with N-acetyl neuraminic acid in an attached oligosaccharide

Question 11

The ABO blood group antigens are a part of ___ found in membrane

Answer 11

Sphingolipids