Gene Mutations

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What is a Silent Mutation?

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A substitution mutation that has no effect on the amino acid sequence.

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What is a Substitution Mutation?

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A point mutation where one nucleotide base replaces an original nucleotide base.

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What is a Point Mutation?

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A mutation where one nucleotide base is changed, affecting only one amino acid.

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What causes mutations?

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Mistakes in replication or environmental substances.

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What are Mutations?

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Changes in a gene, group of genes, or chromosome that result in a change in proteins.

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What is a Nucleotide?

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The basic building block of DNA and RNA, consisting of a base, a sugar, and a phosphate group.

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What is an Insertion Mutation?

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A mutation where one or more nucleotide bases are added to the DNA sequence.

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What is a Deletion Mutation?

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A mutation where one or more nucleotide bases are removed from the DNA sequence.

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What is a Chromosomal Mutation?

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A mutation that involves a change in the structure or number of chromosomes.

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What is Translocation in genetics?

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A mutation where a segment of DNA is moved from one location to another within the genome.