Chapter 11 - Lipid And AA Metabolism

Question 1

Where are lipids broken down?

Answer 1

Small intestine

Question 2

What is a lipoprotein ?

Answer 2

Transport triacylglycerol and cholestérol

Question 3

How are lipoproteins named?

Answer 3

According to their protein density

Chylomicrons: least dense

VLDL

IDL L intermediate

LDL low density

HDL High density

Question 4

What do chylomicrons transport?

Answer 4

Triacylgrlycerols, cholesterol, cholesterol esters

Question 5

VLDL transport what?

Answer 5

Triacylglycerols and FAs from liver to tissues

Question 6

LDL function

Answer 6

Deliver cholesterol to cells

Question 7

What is an apoprotein?

Answer 7

Receptor molecules involved in signalling

Question 8

What are the four steps of beta oxidation?

Answer 8

1) ox of FA to form double bond
2) hydration of double bond to form an OH group

3) ox of hydroxyl group to form a carbonyl
(B-ketoacid)

4) Splitting of the B-ketoacid into a shorter acyl-CoA and Acetyl-CoA

Question 9

STUDY THIS CHAPTER IF YOU HAVE TIME1

Answer 9

How well do you know this chapter?