BIOCHEM MODULE 5 QUESTIONS AND ANSWERS WITH SOLUTIONS 2024

BIOCHEM MODULE 5 QUESTIONS AND
ANSWERS WITH SOLUTIONS 2024
Glycerol contains how many carbon atoms?



-3

-4

-5

- 15 - ANSWER - 3



Which of the following are derived from or made from fatty acids?



- Cholesterol

- Carotenoids

- Phosphoglycerides

- Both A and B

- Both A and C - ANSWER - Phosphoglycerides



Triacylglycerols are made from a ________ and ________.



- glycerol; cholesterol Correct!

- glycerol; three fatty acids

- ceramide; three fatty acids

- ceramide; three cholesterols

- carotenoid; two cholesterols - ANSWER - glycerol; three fatty acids



PUFA - ANSWER polyunsaturated fatty acid

- 2 or more double bonds

, A ________ is a carboxylic acid that is a structural component of lipids.



- Amino acid

- Carotenoid

- Sphingolipid

- cholesterol

- None of the above - ANSWER - None of the above



A particular lipid is a liquid at room temperature, so it is called a(n) ________.



- Oil

- Fat

- Lipid

- Membrane

- Sphingolipid - ANSWER - Oil



________ are a class of membrane proteins that are loosely associated with the membrane bilayer.



- Transmembrane protein

- Integral protein

- Channel protein

- Transport protein

- Peripheral protein - ANSWER - Peripheral protein



Isoprene units are used to make all of the following except __________.



A. Fatty acids

B. Carotenoid molecules

C. Sphingolipids