Mutations Lesson

Mutations Lesson

Multiple Choice

A mutation is defined as:

• A change in the cell's structure

• Anything that changes in an embryo

• Any change in the physical features of a human

• A change in the DNA sequence

Multiple Choice

A mutation that affects one gene?

• Chromosomal Mutation

• Genetic Mutation

• Non-Disjunction

Multiple Choice

A mutation that can affect many genes?

• Chromosomal Mutation

• Gene Mutation

• Non-Disjunction

Multiple Choice

A mutation that can occur during meiosis (sex cell reproduction?)

• Chromosomal Mutation

• Gene Mutation

• Non-Disjunction

Multiple Choice

What mutation has occurred here?

T-G-A-C-C-A

T-G-A-G-C-A

• Substitution

• Deletion

• Insertion

• Frameshift

Multiple Choice

A mutation that produces the SAME amino acid?

• Silent mutation

• Frameshift mutation

• Missense mutation

• Nonsense mutation

Multiple Choice

A mutation that changes an amino acid?

• Silent mutation

• Frameshift mutation

• Missense mutation

• Nonsense mutation

Multiple Choice

A mutation that stops the amino acid sequence prematurely?

• Silent mutation

• Frameshift mutation

• Missense mutation

• Nonsense mutation

Multiple Choice

Which type of mutation will affect more than one amino acid?

• Point mutation

• Frameshift mutation

Multiple Choice

Which of the following would result in a frameshift mutation?

• Insertions only
• Substitution only
• Deletion only
• Insertions and Deletions

Multiple Choice

DNA molecule segment is : TTA-CGC-AAG

The mutated DNA segment is TTC-GCA-AG. This is an example of ___ mutation.

• Substitution

• Deletion

• Insertion

• Inversion

Multiple Choice

Original DNA: CAT GAT CCA

New DNA: CAT TGA TCC A

What mutation occurred?

• deletion

• substitution

• tranverse

• insertion