GATE BT 2025 Paper 1 — page 18

Questions 52–54 of 65. Imported answers require review unless explicitly marked reviewed.

Which of the following statements is/are true about telomerase?

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Telomerase has 5′-3′ DNA-dependent DNA polymerisation activity

Telomerase has 5′-3′ RNA-dependent DNA polymerisation activity

Telomerase contains an RNA subunit

Telomerase has 3′-5′ DNA-dependent DNA polymerisation activity

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The blood group of the mother is A⁺ and that of the father is AB⁺. Which of the following statements is/are correct?

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Probability of the offspring with A⁺ blood group is 0.5

Probability of the offspring with AB⁺ blood group is 0.125

Probability of the offspring with B⁺ blood group is 0.125

Probability of the offspring with O⁺ blood group is 0.375

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An enzyme immobilised in a porous spherical pellet, catalyses a strong mass-transfer limited first-order reaction. The effectiveness factor for the immobilised enzyme reaction increases with the

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decrease in the size of the pellet

increase in the pore diffusivity within the pellet

decrease in the enzyme turnover number

increase in the enzyme concentration within the pellet

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2025 · Paper 1

Question 52

Question 53

Question 54