https://www.sanfoundry.com/cell-biology-questions-answers-tca-cycle/
https://www.andrew.cmu.edu/course/03-231/MCQF05/MCQLec29.htm
Mcq of C.A.C
https://www.andrew.cmu.edu/course/03-231/MCQF05/MCQLec29.htm
Mcq of C.A.C
Sanfoundry
TCA Cycle - Aerobic Respiration Questions and Answers - Sanfoundry
This set of Cell Biology Multiple Choice Questions & Answers (MCQs) focuses on “Aerobic Respiration – TCA Cycle”. 1. All enzymes of the TCA cycle reside in the mitochondrial membrane. a) True b) False 2. Which of the following is also known as Krebs cycle?…
Forwarded from شروحات الكيمياء الصيدلانية 🔥🔥🏴☠️ (مهيمن🇮🇶 العلي⚕💊 :ph)
كراسة بايو.pdf
10.6 MB
كراسة البايو كيمستري
كاملة وكلش مرتبة
من فاعل خير 💖
كاملة وكلش مرتبة
من فاعل خير 💖
Forwarded from Biochemistry (MCQ وزاري) (مصطفى النعيمي)
Mcq Lec 3 (Overview of Metabolism).pdf
1.8 MB
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
السلام عليكم ادناه اسئلة المحاضرات الخاصة ب
Citric Acid Cycle
Citric Acid Cycle
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
A single molecule of glucose generates _________ molecules of acetyl CoA, which enters the Krebs cycle.
Anonymous Quiz
12%
4
9%
3
62%
2
17%
1
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
Krebs cycle occurs in aerobic respiration due to
Anonymous Quiz
40%
Electron transport chain requires aerobic conditions to operate
6%
Oxygen is a reactant
4%
Oxygen has a catalytic function
50%
All of the above
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
Acetyl CoA is formed from pyruvate by__________ reaction
Anonymous Quiz
28%
Dehydration
7%
Reduction
10%
Dephosphorylation
55%
Oxidative decarboxylation
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
Which of the following is not formed during the Krebs cycle?
Anonymous Quiz
76%
Lactate
4%
Isocitrate
4%
Succinate
16%
Both (a) and (b)
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
The entry of pyruvate into the TCA cycle is inhibited by the presence of a high cellular concentration of
Anonymous Quiz
23%
Pyruvate
39%
NADH
17%
AMP
22%
Coenzyme A
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
FAD is reduced in which of the reaction of the Kreb’s cycle?
Anonymous Quiz
9%
Isocitrate to oxaloacetate
59%
Succinate to fumarate
15%
Fumarate to malate
17%
Succinyl CoA to Succinate
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
The Product Essential for Oxidative Phosphorylation in the Krebs Cycle is _______
Anonymous Quiz
16%
NADPH and ATP
51%
NADH and FADH2
12%
CO2 and oxaloacetate
20%
Acetyl CoA
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
The conversion of pyruvate to acetyl CoA is catalyzed by the enzyme pyruvate dehydrogenase. In this reaction
Anonymous Quiz
15%
NADPH is oxidized to NAD
50%
NAD is reduced to NADH
12%
NADP is reduced to NADPH
22%
NADH is oxidized to NAD
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
Which of the following is false regarding enzyme pyruvate dehydrogenase?
Anonymous Quiz
15%
It is a multi-enzyme complex
26%
It requires thiamine, flavin, and nicotine vitamin co-enzymes
18%
The pyruvate dehydrogenase complex is a mitochondrial enzyme
40%
It catalyzes the reversible reaction (conversion of pyruvate to acetyl CoA)
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
Pyruvate dehydrogenase is an important regulatory enzyme that senses the energy status of the cells. Which of the following is NOT the regulator of pyruvate dehydrogenase?
Anonymous Quiz
10%
NADH
16%
Acetyl CoA
22%
ATP
52%
Citrate
Forwarded from Dr.Shimaa Munther Biochemistry MCQ
Which of the following enzyme catalyzes substrate-level phosphorylation i.e conversion of GDP to GTP?
Anonymous Quiz
10%
Malate dehydrogenase
69%
Succinyl CoA thiokinase
9%
Fumarase
13%
Isocitrate dehydrogenase