<p>Powerpoint presentation covering chapter 20.6 Speciation and artificial selection, part of chapter 20, Patterns of inheritance. OCR Biology A GCE/A level.</p>
<p>A powerpoint covering chapter 10.8 Changing population characteristics. Presentation follows the textbook for OCR A Biology with some differing examples and summaring the curriculum material; using some questions from textbook at the end.</p>
<p>Presentation covering Chapter 21.2 DNA Sequencing and Analysis, part of Chapter 21 Manipulating Genomes (available as a bundle), OCR Biology A GCE</p>
<p>Presentation covering Chapter 11.7 Reasons for Maintaining Biodiversity, part of Chapter 11 Biodiversity (available as a bundle), OCR Biology A GCE</p>