Genetic Mutations

Which of the following is an example of a beneficial mutation?

• When an organism's lifespan becomes shorter.

• When an organism becomes unable to reproduce.

• When an organism's body becomes deformed.

• When an organism develops immunity to a disease.

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4

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

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

A mutation can occur if a base pair is ____________, deleted, or substituted for another.

• modified

• added

• transferred

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

A mutation in which only one nucleotide is altered is called a:

• Frameshift Mutation

• Deletion Mutation

• Point Mutation

• Insertion Mutation

Tags

NGSS.HS-LS3-2

ATTTGAGCC- Original

ATTGAGCC - Mutated

The example above is an example of a

• Insertion

• Point mutation

• Deletion

• Substitution

Tags

NGSS.HS-LS3-2

Mutations are SOMETIMES helpful to the organism.

• true

• false

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

In order for offspring to get a genetic mutation, the mutation must occur in what type of cell?

• Cells with no nucleus.

• Any body cell after birth.

• Cells with no cell wall or cell membrane.

• Cells like eggs or sperm cells that are undergoing reproduction.

Tags

NGSS.HS-LS3-2

Which of the following would result in a frameshift mutation?

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

What type of chromosomal mutation has occurred?

• substitution
• insertion
• deletion
• nondisjunction

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

A segment of DNA produces methionine, threonine, histidine, aspartate, and glycine when translated. A substitution mutation occurs and causes the sythesis of the segment shown. Which is the new peptide chain when the new DNA segment is translated?

• methionine, leucine, histidine, aspartate, glycine
• methionine, phenylalanine, histidine, aspartate, glycine
• Methionine, proline, histidine, aspartate, glycine
• methionine, serine, histidine, aspartate, glycine

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-2