Forwarded from Dr.Shimaa Munther Biochemistry MCQ
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
All true about 2,4 dinitrophenol excepts
Anonymous Quiz
22%
It dissociate oxidation in the respiratory chain from phosphorylation
15%
Its a synthetic uncoupler
13%
Lead to decreas ATP production
50%
Inhibiting the transporter of ADP into and ATP out of the mitochondrion
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
all true about Malate-Oxaloacetate shuttle except
Anonymous Quiz
10%
is of the most universal utility
43%
In this shuttle, the hydrogen is never transported to the mitochondrion.
11%
use cytosolic & mitochondrial malate dehydrogenase
36%
present in all tissues
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
Which molecule serves as the intermediate hydrogen acceptor in the Glycerolphosphate shuttle?
Anonymous Quiz
13%
Oxaloacetate
14%
Malate
42%
DHAP
31%
Glycerolphosphate
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
In which tissues is the Glycerolphosphate shuttle deficient?
Anonymous Quiz
22%
Brain
13%
Muscle
48%
Heart muscle
17%
Liver
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
Forwarded from اختبر نفسك 💊
1) Components of the respiratory chain are contained in 4 large protein complexes embedded in the inner mitochondrial membrane.
Anonymous Quiz
92%
T
8%
F
Forwarded from اختبر نفسك 💊
2) ........ is known as NADH-Q oxidoreductase.
Anonymous Quiz
87%
a) Complex I
6%
b) Complex II
5%
c) Complex III
1%
d) Complex IV
Forwarded from اختبر نفسك 💊
3) Which of the following is not true about complex II?
Anonymous Quiz
11%
a) Also known as succinate dehydrogenase or succinate-Q oxidoreductase.
21%
b) The only membrane-bound enzyme inthe citric acid cycle.
68%
c) Both of them are true.
Forwarded from اختبر نفسك 💊
Forwarded from اختبر نفسك 💊
5) Complex IV is:
Anonymous Quiz
12%
a) Q-Cytochrome c oxidoreductase.
5%
b) Succinate-Q oxidoreductase.
79%
c) Cytochrome c oxidase.
4%
d) NADH-Q oxidoreductase.
Forwarded from اختبر نفسك 💊
6) All the following act as proton pumps except:
Anonymous Quiz
1%
a) Complex I
84%
b) Complex II
5%
c) Complex III
11%
d) Complex IV