13.3 mutations part 1

...... are heritable changes in genetic information.

•All mutations fall into .........basic categories

• two

• three

• four

•produce changes in whole chromosomes are known as........

• •gene mutations

• •chromosomal mutations

Mutations that involve changes in one or a few nucleotides are known as .........mutations because they occur at a single point in the DNA sequence.

Mutations generally occur during .....

•In a ......, one base is changed to a different base.

• substitution

• insertion

• deletion

•....... are also called frameshift mutations because they shift the “reading frame” of the genetic message.

• Insertions and substitutions

• substitutions and deletions

• Insertions and deletions

duplication is a type of.............

• gene mutation

• chromosomal mutation

....... occurs when part of one chromosome breaks off and attaches to another.

• inversion

• Translocation

• duplication

replication takesplace in.......

• nucleus

• cytoplasm

• ribosomes