Genes are packaged into a bacterial chromosome by                           [1997]

1. Histones

2. Basic proteins

3. Acidic proteins

4. Actin

Subtopic:  Proteins |
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What is the term used for a protein molecule that assists in the proper folding of other proteins?

1. ubiquitin

2. chaperonin

3. vimentins

4. cyclins

Subtopic:  Proteins |
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Study the primary structure of a part of a hypothetical protein and choose the correct statements:

 

I. 1 is Serine

II. 2 is sulfur containing amino acid and can be methionine

III. 3 is aromatic amino acid and can by tyrosine

IV. 4 is an acidic amino acid

1. I, II and III only

2. I, III and IV only

3. II, III and IV only

4. I, II, III and IV

Subtopic:  Proteins |
From NCERT
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Which one is the most abundant protein in the animal world?

1. Trypsin                     

2. Haemoglobin

3. Collagen                   

4. Insulin

Subtopic:  Proteins | Introduction |
 93%
From NCERT
NEET - 2020
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Which of the following glucose transporters is insulin-dependent?

1. GLUT IV

2. GLUT I

3. GLUT II

4. GLUT III

Subtopic:  Proteins |
 82%
NEET - 2019
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What would be true for the structure of a biomolecule shown below?

1. It shows the primary structure of a polypeptide where A is the C-terminus; B is the peptide bond and C is the N-terminus.
2. It shows the secondary structure of a polypeptide where A is the C-terminus; B is the peptide bond and C is the N-terminus.
3. It shows the primary structure of a polypeptide where A is the N-terminus; B is the peptide bond and C is the C-terminus.
4. It shows the secondary structure of a polypeptide where A is the C-terminus; B is the N-glycosidic bond andzC is the N-terminus.

Subtopic:  Proteins |
 79%
From NCERT
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Match the following:

(a) Inhibitor of catalytic activity of succinate dehydrogenase (i) Ricin
(b) Possess peptide bonds (ii) Malonate
(c) Cell wall material in fungi (iii) Chitin
(d) Secondary metabolite (iv) Collagen
Choose the correct option from the following:
(a) (b) (c) (d)
1. (iii) (i) (iv) (ii)
2. (iii) (iv) (i) (ii)
3. (ii) (iii) (i) (iv)
4. (ii) (iv) (iii) (i)
Subtopic:  Proteins | Enzyme Inhibition | Primary & Secondary Metabolites | Carbohydrates: Cellulose, Chitin, Inulin & Agar |
 89%
From NCERT
NEET - 2020
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Links
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Match the following:

Column I Column II
(a) Aquaporin (i) Amide
(b) Asparagine (ii) Polysaccharide
(c) Abscisic acid (iii) Polypeptide
(d) Chitin (iv) Carotenoids
 

Options: (a) (b) (c) (d)
1. (iii) (i) (iv) (ii)
2. (ii) (iii) (iv) (i)
3. (ii) (i) (iv) (iii)
4. (iii) (i) (ii) (iv)

Subtopic:  Proteins | Carbohydrates |
 79%
NEET - 2020
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Match List -I with List - II.

List-I List-Ii
(a) Protein
(b) Unsaturated fatty acid 
(c) Nucleic acid
(d)Polysaccharides
I. C-C double bonds
II. Phosphodiester bonds
III. Glycosidic bonds
IV. Peptide bonds

Choose the correct answer from the options given below:

Options: (a) (b) (c) (d)
1. ii i iv iii
2. iv iii i ii
3. iv i ii iii
4. i iv iii ii

Subtopic:  Nucleic Acid: Nucleotides | Proteins | Carbohydrates | Lipids |
 84%
From NCERT
NEET - 2021
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Identify the incorrect statement:
1. Insulin is a polymer of fructose.
2. Cellulose is a homopolymer
3. Starch is a homopolymer
4. Chitin is nitrogen containing complex polysaccharide
Subtopic:  Proteins |
 72%
From NCERT
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