This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
Apoprotein A is found in a) Chylomicronsb) VLDLc) HDLd) LDL 
Select and explain. 
A. ac, B. b, C. cd, D. d
A: ac
Answer: A: ac 
Explanation: HDL > Chylomicrons 

The major apolipoprotein of HDL is apo-A, whereas major apolipoprotein of VLDL, LDL, and chylomicrons is apo-B; apoB-100 in VLDL and LDL, and apoB-48 in chylomicrons.
Apo-A → HDL, chylomicrons
ApoB-100 → LDL, VLDL, EDL
ApoB-48 → Chylomicrons
Apo-C → Chylomicrons, VLDL, HDL
Apo-D → HDL
Apo-E → Chylomicrons, VLDL, HDL