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Genetic Variation in Bacteria

Through the process of natural selection, species
change to adapt to their environment ­ essential for
reproduction and continuation of a species, this is
known as adaptation.

This can happen in two ways:
Mutation ­ this is when one code in a DNA
sequence is deleted,…

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Explanation
1. Both strains were growing in mediums which helped them survive
2. They were then added to a minimal medium (without any supplements)
3. There was no growth on any of the mediums, this can be explained
because they don't have the ability to synthesise amino acids
4. The…

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