Which one of the following does not exhibit the phenomenon of mutarotation?

1. (+) Sucrose

2. (+) Lactose

3. (+) Maltose=

4. (-) Fructose

Subtopic:  Carbohydrates - Classification & D-L configuration |
 60%
AIPMT - 2010
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NEET 2023 - Target Batch - Aryan Raj Singh
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In DNA, the complementary bases are:

1. Adenine and thymine; guanine and cytosine

2. Adenine and thymine; guanine and uracil

3. Adenine and guanine, thymine and cytosine

4. Uracil and adenine; cytosine and guanine

Subtopic:   DNA, RNA & Metal Ions |
 92%
From NCERT
AIPMT - 2008
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NEET 2023 - Target Batch - Aryan Raj Singh

Cellulose is a straight-chain polysaccharide composed of only :

1. D-glucose units joined by α - glycosidic linkage.

2. D-glucose units joined by β - glycosidic linkage.

3. D-galactose units joined by α - glycosidic linkage.

4. D-galactose units joined by β - glycosidic linkage.

Subtopic:  Carbohydrates - Classification & D-L configuration |
 71%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

α-D (+) glucose and β-D (+) glucose are :

1. Diastereomers

2. Epimers

3. Anomers

4. Enantiomers

Subtopic:  Carbohydrates - Classification & D-L configuration |
 83%
From NCERT
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An insoluble biomolecule in water is-

1. α-keratin 2. Haemoglobin
3. Ribonuclease 4. Adenine
Subtopic:  α - Amino Acids, Peptide Bond, Proteins & Structure |
 85%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh

The biomolecule that contain non-transitional metal ion is: 

1. Vitamin B12

2. Chlorophyll

3. Haemoglobin

4. Insulin

Subtopic:  α - Amino Acids, Peptide Bond, Proteins & Structure |
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NEET 2023 - Target Batch - Aryan Raj Singh
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The human body does not produce : 

1. DNA 2. Vitamins
3. Hormones 4. Enzymes
Subtopic:  Vitamins, Hormones & Enzymes |
 89%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

Insulin regulates the metabolism of : 

1. Minerals 2. Amino acids
3. Glucose 4. Vitamins
Subtopic:  Vitamins, Hormones & Enzymes |
 86%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

An acids among the followingthat acts as vitamin is:

1. Benzoic acid

2. Ascorbic acid

3. Oxalic acid

4. Formic acid

Subtopic:  Vitamins, Hormones & Enzymes |
 89%
From NCERT
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A linkage present in proteins and peptides is:

1. 2.
3. 4.
Subtopic:  α - Amino Acids, Peptide Bond, Proteins & Structure |
 86%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh