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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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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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Subtopic: Element Analysis |
95%
Level 1: 80%+
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Subtopic: Amino Acids |
94%
Level 1: 80%+
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Subtopic: Nucleic Acid: Nucleotides |
84%
Level 1: 80%+
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A nucleotide is composed of
(1) A nitrogenous base and a pentose sugar
(2) A pentose sugar and a phosphate
(3) A nitrogenous base, a pentose sugar and a phosphate
(4) A purine, a pyrimidine and a pentose sugar
Subtopic: Nucleic Acid: Nucleotides |
92%
Level 1: 80%+
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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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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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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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