◈ Oracle PrepSign Up Free
O-LevelBiologyTransport in Humans5090/11 · Oct/Nov 2013 · Q191 Mark

In a kidney dialysis machine, which substance cannot diffuse through the dialysis membrane?

This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.

Aglucose
Binsulin
Csodium
Durea

✓ Correct answer

B: insulin

Practise more questions on this topic

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

Sign up free →

About this question

Topic
Transport in Humans, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source
O-Level Biology, Oct/Nov 2013 Paper 1 Variant 1, question 19.

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

Transport in HumansMay/June 20121m

Which row in the table describes the features of the pulmonary vein?

Transport in HumansMay/June 20121m

Which is a difference between plasma and tissue fluid?

Transport in HumansMay/June 20131m

After muscular exercise, which blood vessel carries the lowest concentration of carbon dioxide?

Genetics & VariationMay/June 20161m

In the ABO blood group system, which alleles are codominant?

Genetics & VariationMay/June 20161m

Two black female mice were mated with the same black male. One female had nine offspring, all of which were black. Th…

Genetics & VariationMay/June 20161m

Which statement is evidence that genes are copied and passed on to the next generation?

← Browse all past-paper questions

© 2026 Oracle Prep