MHT-CET · Biology

Biomolecules (Class 11 — ~20% weight)

Carbohydrates, proteins, lipids, nucleic acids, enzymes.

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  • Q1 · Biomolecules (Class 11 — ~20% weight) · EASY

    Which of the following is a reducing sugar?

  • Q2 · Biomolecules (Class 11 — ~20% weight) · HARD

    An enzyme lowers the activation energy of a reaction from 80 kJ/mol to 50 kJ/mol at 300 K. By what approximate factor does the rate of reaction increase? (Use R = 8.314 J/mol·K and assume the pre-exponential factor remains constant)

  • Q3 · Biomolecules (Class 11 — ~20% weight) · MEDIUM

    Which type of protein structure is stabilized primarily by hydrogen bonds between the carbonyl oxygen and amide hydrogen of the polypeptide backbone?

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