Forwarded from طـن أمسكيوات
Arsenite inhibitor is in step
Anonymous Quiz
10%
A. Fumarate
47%
B. Succiny Coenzyme A
23%
C. isocitrate
20%
D. All above
Forwarded from طـن أمسكيوات
Forwarded from طـن أمسكيوات
The Form of Riboflavin is
Anonymous Quiz
7%
A. Thiamin diphosphate
9%
B. NAD (nicotinamide adenine dinucleotide)
78%
C. FAD (flavin adenine dinucleotide)
6%
D. Coenzyme
Forwarded from طـن أمسكيوات
The Pantothenic acid Reaction catalyzed by:
Anonymous Quiz
11%
A. Succinate dehydrogenase
72%
B. a-ketoglutarate dehydrogenase
8%
C. Isocitrate dehydrogenase
9%
D. Malate dehydrogenase
Forwarded from طـن أمسكيوات
The main sites for regulation of the cycles' reaction are the nonequilibrium reactions catalyzed by
Anonymous Quiz
9%
A. a-ketoglutarate dehydrogenase.
6%
B. isocitrate dehydrogenase,
9%
C. citrate synthase,
76%
D. All above
Forwarded from طـن أمسكيوات
However, the cycle operates only under
Anonymous Quiz
62%
A. presence of 02.
9%
B. presence of co2
4%
C. presence of H2o
24%
D. All above
Forwarded from طـن أمسكيوات
Forwarded from طـن أمسكيوات
Forwarded from طـن أمسكيوات
The Product Essential for Oxidative Phosphorylation in the Krebs Cycle is
Anonymous Quiz
14%
(a) NADPH and ATP
21%
(b) Acetyl CoA
12%
(c) CO₂ and oxaloacetate
54%
(d) NADH and FADH2
Forwarded from طـن أمسكيوات
Which of the Intermediate of the Krebs Cycle Is Utilised Formation of Amino Acids
Anonymous Quiz
27%
(a) Citric acid
9%
(b) Malic acid
8%
(c) Isocitric acid
55%
(d) a-ketoglutaric acid
Forwarded from طـن أمسكيوات
Krebs Cycle Takes Place in Aerobic Respiration Due To
Anonymous Quiz
48%
(a) Electron transport chain requires aerobic conditions to operate
6%
(b) Oxygen is a reactant
3%
(c) Oxygen has a catalytic function
43%
(d) All of the above
Forwarded from طـن أمسكيوات
FAD is Reduced in Which of the Reactions of the Kreb’s Cycle
Anonymous Quiz
6%
(a) Isocitrate to oxaloacetate
20%
(b) Succinyl CoA to Succinate
17%
(c) Fumarate to malate
57%
(d) Succinate to fumarate
Forwarded from طـن أمسكيوات
Citric Acid Cycle take place in :
Anonymous Quiz
78%
A) mitochondrial
5%
B) cytoplasm
17%
C) Both A&B
Forwarded from طـن أمسكيوات
Because TAC functions in both oxidative and synthetic processes, it is amphibolic.
Anonymous Quiz
87%
True
13%
False
Forwarded from طـن أمسكيوات
condensation of acetyl group of acetyl CoA with oxaloacetate catalyzed by :
Anonymous Quiz
32%
A) Citrate synthetase
56%
B) Citrate synthase
7%
C) Aconitase
5%
D) isocitrate dehydrogenase
Forwarded from طـن أمسكيوات
In Fluroacetate poisoning which enzyme is inhibited:
Anonymous Quiz
21%
A) isocitrate dehydrogenase
58%
B) aconitase
12%
C) succinate thiokinase
8%
D) citrate synthase
Forwarded from طـن أمسكيوات
The reaction of Alpha-ketoglutarate formation yields the first NADH and first CO2 in CAC.
Anonymous Quiz
66%
True
34%
False
Forwarded from طـن أمسكيوات
Where does the first oxidation process take place?
Anonymous Quiz
37%
A) citrate formation
12%
B) citrate isomerization
41%
C) alpha-ketoglutarate formation
10%
D) succinyl-CoA formation
Forwarded from طـن أمسكيوات
The reaction of Succinyl-CoA formation release the second CO2 and produced the second NADH of CAC.
Anonymous Quiz
70%
True
30%
False
Forwarded from طـن أمسكيوات
α-Ketoglutarate dehydrogenase complex is inhibited by:
Anonymous Quiz
45%
A) its products, NADH and succinyl CoA.
14%
B) phosphorylation
41%
C) Both A&B
Forwarded from طـن أمسكيوات
α-Ketoglutarate dehydrogenase complex is activated by:
Anonymous Quiz
58%
A) Ca2+
21%
B) dephosphorylation
21%
C) Both A&B