pptx, 4.36 MB
pptx, 4.36 MB

This resource guides a-level biologists through the types of selection pressures that the environment may cause and the influence this has on allele frequency within a population. Penicillinase and Mortality rate are example explored here to illustrate the selection pressures.

Stretch, challenge and lateral thinking questions are embedded throughout. This is a resource been made to be picked up and used by any teacher.

AQA Biology

Review

5

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GuppyLii

2 years ago
5

Great examples and very engaging for the students.

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