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2.2 Stem cells

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Question 12
F

A stem cell divides. One daughter cell remains a stem cell and the other becomes a specialised cell. This happens repeatedly.

What is the advantage of this pattern?

[1]
A

Stem cells are replaced while specialised cells become unspecialised.

B

Specialised cells are replaced while a supply of stem cells remains.

C

Stem cells are replaced while the number of chromosomes is halved.

D

Specialised cells are replaced while all the stem cells are used up.

Markscheme

2.2 Stem cells Questions

  1. GCSE
  2. /Biology
  3. /2.2 Stem cells

46 exam-style questions on Edexcel GCSE Biology 2.2 Stem cells, covering 2.2.1 Function of stem cells and meristems and 2.2.2 Benefits and risks of stem cells. Each one has a worked solution and a mark scheme showing where the marks go.

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