◈ Oracle Prep Sign Up Free

O-LevelBiologyEnzymes5090/12 · May/June 2021 · Q41 Mark

Which word describes an enzyme that has its active site changed by high temperature?

Adenatured

Bdestroyed

Cdeleted

Ddistorted

✓ Correct answer

A: denatured

Practise more questions on this topic

Oracle Prep sorts past-paper questions by topic, so you can drill Enzymes and see which topics are most likely to come up next.

Sign up free →

About this question

Topic: Enzymes, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, May/June 2021 Paper 1 Variant 2, question 4.

Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content

Related Biology questions

EnzymesMay/June 20251m

What are features of enzymes? 1 They act on specific substrates. 2 They are carbohydrates. 3 They are catalysts. 4 Th…

EnzymesOct/Nov 20101m

Which chemical test shows the presence of an enzyme in a biological washing powder?

EnzymesOct/Nov 20121m

According to the lock and key hypothesis, which is the lock and which is the key for the enzyme lipase?

RespirationOct/Nov 20161m

What are the products of aerobic respiration in animals and plants?

RespirationOct/Nov 20161m

What is the approximate composition of inspired air?

Transport in HumansOct/Nov 20161m

What is a function of a part of the urinary system?

← Browse all past-paper questions