Mutations Flashcards
Swapping of purine to a purine
Transition
Swapping of pyrimidine to a purine
Transversions
Smallest type of mutation
Point mutation
The degeneracy of the genetic code is called what?
Wobble hypothesis
The hypothesis about the degeneracy of the genetic code was discovered by who?
Francis Crick
Synonymous mutations are also called as ______
Silent mutations
Define silent mutations
A mutation that changes a codon to another but results to the same amino acid
Nonsynonymous mutations are also called as _____
Missense mutations
What mutation changes the amino acid when the codon is also changed?
Missense mutation / nonsynonymous mutation
What type of missense mutation changes into the same type of amino acid?
Conservative
What type of missense mutation changes into a different type of amino acid?
Nonconservative
What mutation results to a premature chain termination due to a change in the codon?
Nonsense mutations
A mutation where the introduction or taking out of a base affects all codons, causing a frameshift
Indel mutation
One or more chromosomes missing or in surplus
Aneuploid
Has an extra set of chromosomes
Polyploid
