BMB 401 Exam 3 Practice Exam – Study Guide & Revision Questions
Which of the following is a poison of Complex I?
Rotenone
Cyanide
Oligomycin
Antimycin - ANS ✔✔Rotenone
Which of the following is NOT a derivative of cholesterol?
Question options:
Vitamin D
Bile salts
Vitamin A
Estrogen - ANS ✔✔Vitamin A
Which of the following is true regarding lipoproteins?
Question options:
The main function of the CII apolipoprotein is binding to LDL receptors.
Nascent chylomicrons travel in the lymphatic system to the bloodstream, where they mature.
Mature chylomicrons have B100 and B48 apolipoproteins.
Nascent chylomicrons are produced in the liver. - ANS ✔✔Nascent chylomicrons travel in the
lymphatic system to the bloodstream, where they mature.
Which of the following is true regarding lipoprotein particles?
Question options:
, Chylomicron remnants primarily carry cholesterol and cholesterol esters and are endocytosed
by the liver.
VLDL particles become IDL particles primarily by delivering cholesterol to the tissues.
LDL particles less dense than chylomicrons.
Chylomicrons primarily carry cholesterol of endogenous origin. - ANS ✔✔Chylomicron remnants
primarily carry cholesterol and cholesterol esters and are endocytosed by the liver.
Ketone bodies are made in the mitochondrial matrix of liver cells when lipids are limiting.
Question options:TrueFalse - ANS ✔✔False
Place these products in the right order as they occur in cholesterol synthesis:
__7__Lanosterol
__3__Isopentenyl pyrophosphate
__6__Squalene
__2__Mevalonate
__5__Farnesyl pyrophosphate
__4__Geranyl pyrophosphate
__1__HMG-CoA - ANS ✔✔_7__Lanosterol
__3__Isopentenyl pyrophosphate
__6__Squalene
__2__Mevalonate
__5__Farnesyl pyrophosphate
__4__Geranyl pyrophosphate
__1__HMG-CoA
Which of these enzymes is correctly paired with one of its immediate products?
Question options:
Which of the following is a poison of Complex I?
Rotenone
Cyanide
Oligomycin
Antimycin - ANS ✔✔Rotenone
Which of the following is NOT a derivative of cholesterol?
Question options:
Vitamin D
Bile salts
Vitamin A
Estrogen - ANS ✔✔Vitamin A
Which of the following is true regarding lipoproteins?
Question options:
The main function of the CII apolipoprotein is binding to LDL receptors.
Nascent chylomicrons travel in the lymphatic system to the bloodstream, where they mature.
Mature chylomicrons have B100 and B48 apolipoproteins.
Nascent chylomicrons are produced in the liver. - ANS ✔✔Nascent chylomicrons travel in the
lymphatic system to the bloodstream, where they mature.
Which of the following is true regarding lipoprotein particles?
Question options:
, Chylomicron remnants primarily carry cholesterol and cholesterol esters and are endocytosed
by the liver.
VLDL particles become IDL particles primarily by delivering cholesterol to the tissues.
LDL particles less dense than chylomicrons.
Chylomicrons primarily carry cholesterol of endogenous origin. - ANS ✔✔Chylomicron remnants
primarily carry cholesterol and cholesterol esters and are endocytosed by the liver.
Ketone bodies are made in the mitochondrial matrix of liver cells when lipids are limiting.
Question options:TrueFalse - ANS ✔✔False
Place these products in the right order as they occur in cholesterol synthesis:
__7__Lanosterol
__3__Isopentenyl pyrophosphate
__6__Squalene
__2__Mevalonate
__5__Farnesyl pyrophosphate
__4__Geranyl pyrophosphate
__1__HMG-CoA - ANS ✔✔_7__Lanosterol
__3__Isopentenyl pyrophosphate
__6__Squalene
__2__Mevalonate
__5__Farnesyl pyrophosphate
__4__Geranyl pyrophosphate
__1__HMG-CoA
Which of these enzymes is correctly paired with one of its immediate products?
Question options:
