Gene expression - chuck 2 Flashcards

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1
Q

Deletion

A

A form of mutation where one or more of the DNA bases is removed from the DNA chain and lost forever

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2
Q

Insertion

A

A form of DNA mutation where one or more bases is added (inserted) into DNA chain, changing the genetic coding of the chain dramatically

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3
Q

Substitution

A

A form of DNA mutation involving the replacement or substitution of a single nucleotide base with another

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4
Q

Reading Frame-Shift

A

A type of gene mutation wherein the addition or deletion of base(s) causes a shift in the reading frame of codons in the mRNA

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