Mutations

Front

Any change in the sequence of DNA is...

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Mutation

Front

What are the building blocks of proteins called?

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Amino Acids

Front

What mutation has occurred here? T-G-A-C-C-A to T-G-A-G-C-A

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Substitution

Front

Between 6,000 and 10,000 years ago a mutation led to blue eyes in humans. This is an example of a...

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neutral mutation

Front

An environment becomes colder. Some of the rabbits which live there have a mutation that causes their fur to be longer and thicker allowing them to stay warmer. This is an example of a...

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positive mutation

Front

What is a mutation that results in the loss of a nucleotide?

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Deletion

Front

What is a mutation that results in the addition of a nucleotide?

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Insertion

Front

What type of mutation changes the reading frame of the genetic code?

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Frameshift mutation

Front

What is the term for a mutation that has no significant effect on the organism?

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Neutral mutation

Front

What is the process by which mutations can lead to evolution?

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Natural selection