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  • Teaching resources for A-level Biology: Edexcel AS

Teaching resources for A-level Biology: Edexcel AS

These free teaching resources and biology practical investigation ideas are referred to within the Edexcel AS Biology specification.

Many other practical investigations and resources to support your teaching are available throughout the SAPS website. Please go to Secondary Resources for a filterable index of other resources available.


T2


Enzyme rates of reactions

  • Practical - Student Sheet 14 - Phosphatase Enzymes in Plants 


Stomata

  • Video clip - Leaf structure, stomata and carbon dioxide


Selective breeding and genetics

  • Video clip - Norman Borlaug and selective breeding of wheat 
  • Video clip - Muriel Weldale and complex gene interactions 
  • Video clip - William Bateson and patterns of inheritance
  • Video clip - The discovery of gene switches in maize





T3

Root tip squash

  • Practical - Investigating mitosis in allium root tip squash


Totipotency of plant cells

  • Practical: Tissue culture - cloning cauliflowers


T4

Antimicrobial properties of plants

  • Practical - Investigating Antimicrobials

 


Extended Project Qualification

We have a large number of resources, including ideas for practical investigations, for the extended project qualification in the student section of the website.

Planning an investigation or extended project

Project and practical investigation ideas


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