'Visking tubing' diaporamas de présentation

Starter Activity: Answer the following question in your classwork jotter

Starter Activity: Answer the following question in your classwork jotter What type of fibres are the cell walls of plants made of? Name the small rings of DNA found in bacterial cells. Name the process by which yeast cells reproduce. What is the function of a) ribosomes?

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Experiments to observe diffusion in action

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Enzymes

Enzymes. D. Crowley, 2007. Enzymes. To know how enzymes work, and their importance. Food Test. Can you remember the tests for food? Fat test Simple sugar test Starch test Protein test. Rub food onto paper - if fat is present, it will leave a translucent stain.

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