mutagenic agents Flashcards
1
Q
what can mutagenic agents do
A
increase the rate of mutations
2
Q
give an example of a mutagenic agent
A
ultraviolet light
ionising radiation
chemicals
viruses
3
Q
how can mutagenic agents increase the rate of mutation
A
they can act as a base
they can alter bases
they can change the structure of DNA
4
Q
what is a base analog
A
a chemical
5
Q
what can base analogs do
A
they can substitute for a base during DNA replication and change the base sequence in the new DNA
6
Q
what can some chemicals do to alter the bases
A
change or delete bases
7
Q
what can some types of radiation do
A
they can change the structure of DNA which causes problems during DNA replication
