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1.4 Transport across cell membranes

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Question 10
F

A cell takes in mineral ions against their concentration gradient. Oxygen diffuses into the cell down its concentration gradient. A treatment stops energy being supplied from respiration without changing either concentration gradient or membrane permeability.

Which pair of changes is expected immediately?

[1]
A

ion uptake stops; oxygen continues to enter the cell

B

ion uptake continues; oxygen stops entering the cell

C

ion uptake stops; oxygen stops entering the cell

D

ion uptake continues; oxygen continues to enter the cell

Markscheme

1.4 Transport across cell membranes Questions

  1. GCSE
  2. /Biology
  3. /1.4 Transport across cell membranes

41 exam-style questions on Edexcel GCSE Biology 1.4 Transport across cell membranes, covering 1.4.1 Transport into and out of cells and 1.4.2 Percentage gain and loss in osmosis. Each one has a worked solution and a mark scheme showing where the marks go.

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