Mutations Review

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What is translocation in the context of chromosomal mutations?

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Translocation is a type of chromosomal mutation where a part of a chromosome breaks off and attaches to another chromosome.

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What are chromosomal mutations?

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Chromosomal mutations are mutations that involve parts of or all of a chromosome.

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What is a silent mutation?

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A silent mutation is a point mutation that does not change the order of the amino acid sequence.

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What are frameshift mutations?

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Frameshift mutations are mutations caused by insertions or deletions that shift the reading frame of the genetic code.

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What is an inversion mutation?

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An inversion mutation occurs when a segment of a chromosome is reversed end to end.

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What is a deletion mutation?

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A deletion mutation is a type of mutation where a part of the chromosome is lost.

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What is a duplication mutation?

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A duplication mutation occurs when a segment of a chromosome is copied and added to the chromosome.

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What is a nonsense mutation?

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A nonsense mutation is a point mutation that creates a premature stop codon in the amino acid sequence.

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What is a missense mutation?

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A missense mutation is a point mutation that results in the substitution of one amino acid for another in a protein.

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What is polyploidy?

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Polyploidy is a condition in which an organism has extra sets of chromosomes.