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Priya123
@priya123
Illustrious Member
Joined: May 7, 2021
Last seen: Jul 27, 2023
Topics: 2064 / Replies: 139
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Answer to: High fatty acids are breaking by

Correct Option: (A) β-oxidation Explanation: Fats hydrolyse in fatty acids and glycerol. Fatty acids after β-oxidation forms to acetyl CoA, and gl...

2 years ago
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Answer to: How many ATP will be produced during the production of 1 molecule of acetyl CoA from 1 molecule of pyruvic acid

Correct Option: (A) 3 ATP Explanation: During acetyl CoA formation by pyruvic acid, only one NADH2 is formed by which 3 molecules of ATP are forme...

2 years ago
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Answer to: Vant Hoff's law states that (A) The respiration rate increases two or three times for every rise of 5°C.

Correct Option: (D) The respiration rate increases two or three times for every rise of 10°C. Explanation: The respiration rate increases two or ...

2 years ago
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Answer to: Fermentation is conducted by (A) All fungi (B) All bacteria

Correct Option: (C) Some fungi and some bacteria Explanation: Fermentation is anaerobic breakdown of carbohydrates into alcohol, organic acids wit...

2 years ago
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Answer to: An indispensible role in energy metabolism is played by

Correct Option: (B) Phosphorus Explanation: Because phosphorus produces energy coins ATP.

2 years ago
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Answer to: R.Q. is highest when respiratory substance is

Correct Option: (B) Maleic acid Explanation: Because maleic acid is an organic acid, which after oxidation produces more CO2, due to which the val...

2 years ago
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Answer to: A characteristic feature of ripening of some fruits (like banana) is a sudden increase in respiration which is known as

Correct Option: (A) Climactric Explanation: Some fruits (e.g., banana and apple) show high rates of respiration during their ripening. This rise i...

2 years ago
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Answer to: The organism in which Kreb's cycle does not occur in mitochondria is

Correct Option: (D) Inactivation of respiration Explanation: Because E. coli is a bacteria and mitochondria are not present in prokaryotes and pro...

2 years ago
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Answer to: Fruit keep better in refrigeration, this is due to

Correct Option: (D) Inactivation of respiration Explanation: Respiratory rate is low in refrigeration.

2 years ago
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Answer to: Which of the following is directly affected by deficiency of Fe

Correct Option: (D) Oxidative photophosphorylation

2 years ago
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Answer to: Roots can take oxygen when it is in (A) Gaseous form

Correct Option: (A) Gaseous form Explanation: In halophytes, roots can take O2 in gaseous form through pnematophores.

2 years ago
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Answer to: Slow respiring plants or plant tissues are (A) Promeristems (B) Cambium

Correct Option: (D) Adult plants and matured tissues Explanation: Because metabolic activity rates of adult plant and matured tissue are very low.

2 years ago
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Answer to: Lowest rate of respiration will be in (A) Collenchyma (B) Leaf (C) Dry seeds (D) Germinated seeds

Correct Option: (C) Dry seeds Explanation: Quantity of water is low for respiratory activities in dry seeds.

2 years ago
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Answer to: Why do fruit juices turn bitter if kept in an open place for some time?

Correct Option: (B) It is due to fermentation brought about by yeast cells.

2 years ago
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Answer to: What is the significance of adding proteases at the time of isolation of genetic material (DNA)?

Role of proteases is to degrade the proteins present inside a cell (from which DNA is being isolated). If the proteins are not removed from DNA prepar...

3 years ago
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Answer to: What does ‘competent’ refer to in competent cells used in transformation experiments?

Competent means bacterial cells, on treatment with CaCl2, are made capable of taking up foreign DNA.

3 years ago
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Answer to: Restriction enzymes should not have more than one site of action in the cloning site of a vector. Comment.

If the restriction enzymes have more than one recognition site in a vector, than the vector itself will get fragmented on treatment with the restricti...

3 years ago
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