Skip to content

Course home

Sign up

1.1 Cells and cell structure

EasyMediumHard
12345678910111213141516171819202122232425262728
Question 14
H

Primary ciliary dyskinesia is an inherited condition. In people with this condition, the cilia on ciliated epithelial cells cannot beat properly.

a.

Ciliated epithelial cells contain large numbers of mitochondria. Explain why.

[2]
b.

People with primary ciliary dyskinesia often have lung infections. Explain why.

[3]
c.

The tail of a sperm cell has a similar structure to a cilium.

Suggest why men with primary ciliary dyskinesia may be infertile.

[2]
Markscheme

1.1 Cells and cell structure Questions

  1. GCSE
  2. /Biology
  3. /1.1 Cells and cell structure

41 exam-style questions on Edexcel GCSE Biology 1.1 Cells and cell structure, covering 1.1.1 Sub-cellular structures and functions, 1.1.2 Specialised cells and their adaptations, and 1.1.3 Microscope technology and cell structures. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank