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Q. No.Prosthetic groups differ from co-enzymes, in which:
1.
they require metal ions for their activity.
2.
they (prosthetic groups) are tightly bound to apoenzymes.
3.
their association with apoenzymes is transient.
4.
they can serve as co-factors in a number of enzyme-catalyzed reactions.
Subtopic: Enzyme Cofactors |
82%
Level 1: 80%+
NEET - 2019
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"Ramachandran plot" is used to confirm the structure of:
1. RNA
2. Proteins
3. Triacylglycerides
4. DNA
Subtopic: Introduction | Introduction to Proteins |
70%
Level 2: 60%+
NEET - 2019
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All the following statements about cellulose are correct, except
| 1. | Cellulose is homopolymer |
| 2. | it is the most abundant organic molecule in the biosphere |
| 3. | It is branched polymer of -glucose |
| 4. | It has 1-4 glycosidic bonds |
Subtopic: Carbohydrates: Cellulose, Chitin, Inulin & Agar |
51%
Level 3: 35%-60%
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Which of the following organic compounds is the main constituent of Lecithin?
1. Arachidonic acid
2. Phospholipid
3. Cholesterol
4. Phosphoprotein
Subtopic: Lipids | Introduction | Lipids: Glycerolipids, Phospholipids & Glycerol |
86%
Level 1: 80%+
NEET - 2019
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The compound shown below:
| 1. | is a component of ATP molecule |
| 2. | is most commonly found in ori region of DNA |
| 3. | can have enzymatic activity |
| 4. | may be a component of cell membrane |
Subtopic: Nucleic Acid |
Level 3: 35%-60%
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Subtopic: Different Amino Acids |
88%
Level 1: 80%+
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The chitinous exoskeleton of arthropods is formed by the polymerisation of–
1. D- glucosamine
2. N- acetyl glucosamine
3. Lipoglycans
4. Keratin sulphate and chondroitin sulphate
Subtopic: Carbohydrates: Cellulose, Chitin, Inulin & Agar |
88%
Level 1: 80%+
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Subtopic: Amino Acids |
70%
Level 2: 60%+
Please attempt this question first.
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Please attempt this question first.
Subtopic: Element Analysis |
95%
Level 1: 80%+
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Which of the following cofactor is essential for the proteolytic enzyme carboxypeptidase?
1. Zinc
2. Copper
3. Magnesium
4. Iron
Subtopic: Enzyme Cofactors |
88%
Level 1: 80%+
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