The nitrogenous base shown in the given figure is:
1. Adenine 2. Guanine
3. Cytosine 4. Thymine
Subtopic:  Element Analysis |
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Level 1: 80%+
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Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R): 
Assertion (A): Lipids are macromolecules
Reason (R): They have a molecular weight range of ten thousand Daltons and above.
 In the light of the above statements choose the correct answer from the options given below:
1. Both (A) and (R) are True and (R) is the correct explanation of (A).
2. Both (A) and (R) are True but (R) is not the correct explanation of (A).
3. (A) is True but (R) is False.
4. Both (A) and (R) are False.
Subtopic:  Element Analysis |
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Level 3: 35%-60%
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Consider the given two statements:
Assertion (A): Lipids separate in the macromolecular fraction of a cell.
Reason (R): Lipids are associated with membranes in a cell.
 
1. Both (A) and (R) are True but (R) does not explain (A).
2. (A) is True but (R) is False.
3. Both (A) and (R) are True and (R) correctly explains the (A).
4. (A) is False but (R) is True.
Subtopic:  Element Analysis |
Level 3: 35%-60%
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The molecule shown in the given figure:
  
1. is a lipid
2. constitutes majority of a cell membrane in animal cells
3. is a macromolecule
4. is hydrophilic
Subtopic:  Element Analysis |
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Level 2: 60%+
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Which of the following organic molecule is not correctly matched with the diagrammatic representation of its structure?
1. Alanine
2. Palmitic acid  \(CH_3 - {(CH_2)}_{14} - COOH\)
3. Glycerol
4. Adenylic acid
Subtopic:  Element Analysis |
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Level 2: 60%+
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Which of the following biomolecules has the most C-H bonds [Assume all have the same number of carbon atoms in their structure]?
1. an unsaturated fatty acid
2. a polyunsaturated fatty acid
3. a monosaccharide
4. a saturated fatty acid
Subtopic:  Element Analysis |
 63%
Level 2: 60%+
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