A pack of lesson plans that can be downloaded, together with video clips from the BBC children's science show that are linked to each lesson. The pack has worksheets and suggested activities for KS3 and 4.
Linnean Society practical activities on discovering DNA - well set out resources, also has links to biotechnology.
A bried description of sexual and asexual reproduction.
An overview of GM including the process, key examples and the differences between this and cloning. Linked pages include cloning in animals and plants.
There is no discussion of ethical issues here.