The lac operon consists of 3 genes that the bacteria E. coli use to utilise lactose as a food source. The genes are only switched on when lactose is present.
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Your students will make a model of the lac operon and use it to see how bacteria are able to control these genes. The model covers the lac repressor, RNA polymerase, operator, promoter and the lacZ, lacY and lacA genes and their products.
Makes an engaging way to explain prokaryotic gene regulation.
Includes full colour Powerpoint class presentation!
Takes about 30 minutes. Dimensions: 48cm x 18cm/19in x 7in.
Download includes: instructions, model templates, and Powerpoint file.
All you need: paper, scissors, tape.
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