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Biology
Kreb's cycle
Which statement about Krebs cycle is correct?
i. The waste product of the Krebs cycle is oxygen
ii. Complete oxidation of food takes place. Krebs cycle involves step by step breakdown of pyruvic acid/lactic acid to produce ATP and $CO_2$.
iii. Electron carriers are produced by the Krebs cycle for the transportation of electron chains.
iv. None of the above
Biology
Kreb's cycle
How many TCA cycles are required during the complete oxidation of 2 sucrose?
Biology
Kreb's cycle
What two products are made during the formation of acetyl CoA?
Biology
Kreb's cycle
What are the three regulatory enzymes of the TCA cycle?
Biology
Kreb's cycle
What is the significance of kreb’s cycle in the economy of the cell?
Biology
Kreb's cycle
What happens in the citric acid cycle?
Biology
Kreb's cycle
What is pyruvate?
Biology
Kreb's cycle
In Krebs cycle, how much oxidation (dehydrogenation) occurs?
A. \[4\]
B. \[6\]
C. \[2\]
D. \[1\]
Biology
Kreb's cycle
Distinguish between glycolysis and citric acid cycle.
Biology
Kreb's cycle
(a) Give a schematic representation of Krebs cycle. List the enzymes involved in each step.
(b) Mention the steps in Krebs cycle in which step NAD and FAD are reduced by accepting hydrogen from different substrates.
Biology
Kreb's cycle
Substrate level phosphorylation occurs during which step of Krebs' cycle?
A)Succinyl CoA - Succinic acid
B)Isocitric acid - Oxalosuccinic acid
C)Oxalosuccinic acid - a-ketoglutaric acid
D)Malic acid - OAA
Biology
Kreb's cycle
All enzymes of TCA cycle are located in the mitochondrial matrix except one which is located in inner mitochondrial membranes in eukaryotes and in cytosol in prokaryotes. This enzyme is:
(a) Succinate dehydrogenase
(b) Lactate dehydrogenase
(c) Isocitrate dehydrogenase
(d) Malate dehydrogenase
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