Identify the substances having a glycosidic bond and peptide bond, respectively in their structure:

1. Glycerol, trypsin 2. Cellulose, lecithin
3. Inulin, insulin 4. Chitin, cholesterol 
Subtopic:  Proteins | Carbohydrates |
 66%
From NCERT
NEET - 2020
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A pure protein should normally have

1. Two ends 2. One end
3. Three ends 4. No ends

Subtopic:  Proteins |
 89%

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Which of the following is the least likely to be involved in stabilizing the three-dimensional folding of most proteins?

1. Ester bonds 2. Hydrogen bonds
3. Electrostatic interaction 4. Hydrophobic interaction
Subtopic:  Proteins |

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Identify the zwitter ion configuration of alanine:

1. 2.
3. 4.
Subtopic:  Proteins |
 74%
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