Mutations!

Front

The portion or segment of the DNA strand that codes for a particular protein is called a _____________________.

Back

gene

Front

3 bases in a row on the mRNA strand, that call for a particular amino acid to be added to the polypeptide chain: chromosome, gene, codon, anticodon

Back

codon

Front

Which statement best defines a mutation?

Back

a change in the order, number, or type of bases in the genetic code

Front

Mutations are always bad/harmful.

Back

False

Front

Possible negative consequences of mutations could be genetic ____________________ and cancer.

Back

disorders

Front

Chemical or physical agents in the environment that may cause mutations are called:

Back

mutagens

Front

Mutations that change a single base pair, usually involving a substitution of one base for another.

Back

point mutation

Front

If a point mutation does not change the order of the amino acid sequence, this is called a:

Back

silent mutation

Front

Insertions and deletions are also known as:

Back

frameshift mutations

Front

If a mutation codes for "stop" in the amino acid chain, this is called a:

Back

nonsense mutation