DP Biology (first assessment 2025)

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Question 19M.1B.SL.TZ1.1a

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Date May 2019 Marks available [Maximum mark: 1] Reference code 19M.1B.SL.TZ1.1a
Level SL Paper 1B Time zone TZ1
Command term State Question number a Adapted from N/A
a.
[Maximum mark: 1]
19M.1B.SL.TZ1.1a
(a)

State the effect immobilization of lipase has on its optimum temperature.

[1]

Markscheme

it is increased ✔

Examiners report

This question was handled well by most students, who were able to see that immobilization increased the optimum temperature. Some candidates did miss the mark by only stating numerical values or commenting on the range of temperatures used, and therefore not the optimum temperature.

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