Amoeba Sisters Mutations

What is a mutation in the context of genetics?

• A change in the DNA sequence

• A type of cell division

• A process of protein synthesis

• A method of genetic engineering

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

Which of the following is a point mutation?

• Insertion of a nucleotide

• Deletion of a nucleotide

• Substitution of a nucleotide

• Duplication of a gene

Tags

NGSS.HS-LS3-2

What can cause mutations in DNA?

• Ultraviolet radiation

• Sound waves

• Magnetic fields

• Gravity

Tags

NGSS.HS-LS3-2

Which type of mutation does not change the amino acid sequence of a protein?

• Silent mutation

• Missense mutation

• Nonsense mutation

• Frameshift mutation

What is the result of a frameshift mutation?

• A shift in the reading frame of codons

• A change in a single nucleotide

• A duplication of a gene

• A silent mutation

Tags

NGSS.HS-LS3-2

How can mutations be beneficial?

• They can lead to new traits that improve survival

• They always cause diseases

• They have no effect on organisms

• They only occur in laboratory settings

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

What is a mutagen?

• An agent that causes mutations

• A type of genetic disorder

• A form of natural selection

• A genetic trait

Tags

NGSS.HS-LS3-2

Which of the following is an example of a mutagen?

• X-rays

• Water

• Oxygen

• Carbon dioxide

Tags

NGSS.HS-LS3-2

What is a nonsense mutation?

• A mutation that introduces a stop codon

• A mutation that changes one amino acid

• A mutation that duplicates a gene

• A mutation that deletes a nucleotide

Tags

NGSS.HS-LS3-2

How do mutations contribute to evolution?

• By introducing genetic variation

• By eliminating all genetic diversity

• By preventing natural selection

• By stabilizing the gene pool

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

NGSS.HS-LS4-4