The overall goal of glycolysis, Krebs cycle and the electron transport system is the formation of:
1. ATP in small stepwise units
2. ATP in one large oxidation reaction
3. Sugars
4. Nucleic acids

Subtopic:  Aerobic Respiration |
 88%
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Pyruvate dehydrogenase activity during aerobic respiration requires:

1. Calcium 2. Iron
3. Cobalt 4. Magnesium
Subtopic:  Aerobic Respiration |
 85%
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How many ATP molecules are produced by aerobic oxidation of one molecule of glucose?

1. 2 2. 4
3. 38 4. 34
Subtopic:  Aerobic Respiration |
 91%
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How many ATP molecules could maximally be generated from one molecule of glucose, if the complete oxidation of one mole of glucose to CO2 and H2O yields 686 kcal and the useful chemical energy available in the high energy phosphate bond of one mole of ATP is 12 Kcal?

1. Two 2. Thirty
3. Fifty-seven 4. One
Subtopic:  Aerobic Respiration |
 74%
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Let us say there are 30 NADH and 12 FADH2 in a mitochondrion. What is the maximum number of ATP generated if all dinucleotides are used in chemiosmosis?

1. 42 2. 84
3. 114 4. 142
Subtopic:  Aerobic Respiration |
 83%
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A multienzyme complex amongst the following would be:

1. sucrase
2. NAD+
3. hexokinase
4. pyruvate dehydrogenase
Subtopic:  Aerobic Respiration |
 63%
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The corresponding yield of ATP from one molecule of FADH2 is:

1. 2 2. 3
3. 4 4. 6
Subtopic:  Aerobic Respiration |
 87%
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In the ETS in mitochondria, identify the product that is not correctly matched with its number:

1. NAD+  = 10 2. FAD = 2
3. ATP = 26 4. H2O = 12
Subtopic:  Aerobic Respiration |
 63%
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Match the following and choose the correct option from those given below.

Column A Column B
A. Molecular oxygen i. \(\alpha\)-Ketoglutaric acid
B. Electron acceptor ii. Hydrogen acceptor
C. Pyruvate dehydrogenase iii. Cytochrome C
D. Decarboxylation iv. Acetyl CoA

Options :

A B C D
1. ii iii iv i
2. iii iv ii i
3. ii i iii iv
4. iv iii i ii
Subtopic:  Introduction | Fermentation | Aerobic Respiration |
 86%
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Pyruvate is transported into the mitochondria by:
1. Simple diffusion
2. Facilitated diffusion
3. Active transport
4. Either 2 or 3, depending on the availability of oxygen

Subtopic:  Glycolysis Regulation | Aerobic Respiration |
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