Skip to content

Already subscribed? Sign in and this opens straight away.

AQA A-level Biology · Genetics, Populations, Evolution and Ecosystems

Evolution and Speciation


This page is part of AQA A-level Biology. Subscribe for $9.99 and it opens, along with every other page, for a full year. That is about 83 cents a month.

What is on this page

  • Variation
  • Selection and allele frequency
  • Genetic drift
  • Speciation
  • Allopatric and sympatric speciation compared

5 sections, written from the mark scheme. The wording that scores is highlighted on the page itself.

$9.99for a full year of AQA A-level Biology
  • All 63 pages across 9 topics, the whole specification in order
  • Written from the mark schemes: the definitions in the wording that scores and the methods set out as the steps examiners look for
  • Concise. Everything you need and nothing more, so a page is readable in the time you actually have
  • Everything added or corrected during the year, at no extra cost
  • On up to three devices, cancel yourself at any time

Subscriptions open as soon as payment processing is approved. Until then this button takes you to the prices.

Not your card?

If Osman teaches you and you have a code, add it on your account page and this will open straight away, free.