Interesting and useful video clips:
Introduction to cells
Osmosis:
Contractile Vacuole
Diffusion experiment
Osmosis in eggs
Introduction to viruses
How Viruses make you sick.
How viruses spread from host to host
Immune system
Immune response
Aseptic technique
Diversity of protists
Amoeba - moves
Amoeba - feeds
Euglena
Paramecium
Contractile vacuole in Paramecium
Chlorella
Spread of malaria - plasmodium parasite
Introduction to moulding
Pin mould
Large Fungi
The biology of fungi (part 1)
The biology of fungi (part 2)
Close up of mould
Budding Yeast
How it's made - wine
How it's made - bread
How it's made - beer
Mosses and liverworts
Moss - Funaria
Moss - a tribute
Fern biology
Time lapse - fern sprouting
Fern spores
Beautiful flowering plants
Vertebrates and invertebrates
Five classes of vertebrates
BBC: David Attenborough - Lyre Bird
Hermit crab changing shell
How to draw an insect - easier version
http://www.maltawildplants.com/
http://www.bbc.co.uk/schools/gcsebitesize/science/edexcel_pre_2011/environment/populationsandpyramidsrev5.shtml
Meiosis
Crossing over