Gene Mutation

Are all mutations bad?

• Yes

• No

Where do mutations occur?

• DNA and RNA

• mRNA and tRNA

• DNA

• RNA

The sequence within a cell mutation DNA are

• natural events that produce genetic diversity

• unnatural events that are harmful to genetic diversity

• natural events that affect the phenotype

DNA molecule segment is :

TTACGCAAG

The mutated DNA segment is :

TTCGCAAG

What type of mutation is this?

• Deletion

• Substitution

• Inversion

• Insertion

Normal : GAG-CTC-GAC-AGA

Mutant : GAG-CTC-CAC-AGA

• Deletion

• Insertion

• No mutation

• Substitution

What type of mutation has happened here?

T-G-A-C-C-A

T-G-A-G-C-A

• Insertion

• Frameshift

• Substitution

• Deletion

A change in the sequence of DNA is known as…..

• Monohybrid trait

• Mutation

• Transgenic shift

• Single genotype

DNA molecule segment is :

TTACGCAAG

The mutated DNA segment is :

TTACGCAAC

What type of mutation is this?

• Translocation

• Substitution

Gene : ABC

New gene : BBC

What mutation is this?

• Deletion

• Substitution

• Transversion

A mutation that does not alter the protein production is called a

• deletion mutation

• silent mutation

• inversion mutation

• transverse mutation