Assertion (A): Competitive inhibitor is also called substrate analogue.
Reason (R): It resembles the enzymes in structure.
 
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:  Factors Affecting Enzyme Catalysis Reaction |
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Assertion (A): Enzymes lower down the activation energy of the reactant molecule to make its transition into product easier.
Reason (R): Enzymes are highly substrate specific catalysts.
 
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:  Enzymes | Enzyme Catalysis | Factors Affecting Enzyme Catalysis Reaction | Properties of Enzymes | Mechanism of Enzymes | Enzyme Introduction |
 79%
From NCERT
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Assertion (A): All the proteinaceous enzymes have a 3-D structure.
Reason (R): The secondary structure of protein is according to amino acid present inside the polypeptides.
 
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 | Enzyme Introduction |
 50%
From NCERT
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Assertion (A): Glutamine contains amide group.
Reason (R): Isoelectric point of glutamine is 7.
 
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:  Amino Acids | Proteins |
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Assertion (A): Starch is a polymer of glucose.
Reason (R): It is made of several glucose units.
 
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:  Carbohydrates | Carbohydrates: Starch & Glycogen |
 88%
From NCERT
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Assertion (A): Keratin sulphate consists of acetyl glucosamine, galactose and sulphuric acid.
Reason (R): Keratin provides strength and flexibility to skin and cornea.
 
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:  Proteins |
 59%
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Assertion (A): Glycine is a neutral amino acid.
Reason (R): Glycine contains one amino group and one carboxyl group.
 
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:  Amino Acids | Different Amino Acids |
 74%
From NCERT
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Assertion (A): An example of non-competitive inhibitor is cyanide.
Reason (R): Cyanide kills animals by inhibiting cytochrome oxidase.
 
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:  Enzyme Inhibition: Introduction | Enzyme Inhibition | Properties of Enzymes |
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Assertion (A): Amino acids are called \(\alpha\)-amino acids.
Reason (R): Amino acids are organic compounds containing an amino group and an acidic group as substituents on the  \(\alpha\)-carbon.
 
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:  Amino Acids | Proteins | Different Amino Acids |
 89%
From NCERT
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Assertion (A): A protein is a heteropolymer.
Reason (R): It is a made of different types of amino acids.
 
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:  Amino Acids | Proteins |
 93%
From NCERT
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