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Edexcel A-Level Biology AS 2.2 Cell Membrane Structure and Models Questions

Practise labelling phospholipids, proteins, cholesterol and carbohydrates, explaining membrane fluidity or fusion, and interpreting composition or permeability evidence.

Syllabus
First assessment 2019
Course
Biology YBI11
Level
AS

Exam points

  • Label membrane molecules and orient phospholipid heads and tails correctly.
  • Explain membrane fluidity or fusion through phospholipid movement and cholesterol.
  • Interpret composition graphs or tables by comparing protein, lipid and carbohydrate.

Edexcel A-Level Biology AS 2.2 Cell Membrane Structure and Models Questions question 1

[Maximum number: 1]

All organisms contain one or more cells.

In which of the following is a cell membrane present?

A

animal cells only

B

animal and plant cells only

C

plant and prokaryotic cells only

D

animal, plant and prokaryotic cells

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