Genetic Mutations Exam |12 Q’s and A’s |100% Scores

Genetic Mutations Exam |12 Q’s
and A’s |100% Scores
Mutagens - -A chemical or physical agent that interacts with DNA and
causes a mutation.

- Mutation - -An alteration in DNA structure or sequence of a gene

- Deletion - -A genetic mutation in which one base is omitted or left out; A
change to a chromosome in which a fragment of the chromosome is
removed.

- Insertion - -A mutation involving the addition of one or more nucleotide
pairs to a gene.

- Inversion - -A mutation in which the order of the genes in a section of a
chromosome is reversed.

- Translocation - -The process in which a segment of a chromosome breaks
off and attaches to another chromosome.

- Duplication - -When mutations produce an extra part or copies of
chromosomes

- Substitution - -A mutation in which a nucleotide or a codon in DNA is
replaced with a different nucleotide

- What type of mutation could be passed on to offspring or future
generations? - -a genetic mutation or chromosomal alteration in gamete
formation

- gamete (sex) cell mutation - -can result in genetic disorders

- body (somatic) cell mutation - -will not be passed to the offspring of the
organism

- DNA - -deoxyribonucleic acid

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