Mutations and Genetic Engineering

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

• Duplication mutation

• Nonsense mutation

• Frameshift mutation

• Missense mutation

Tags

NGSS.HS-LS3-2

What is a karyotype used for?

• To determine the sequence of DNA

• To visualize the number and structure of chromosomes

• To identify specific genes

• To measure gene expression levels

Tags

NGSS.HS-LS3-2

Which of the following is a result of nondisjunction during meiosis?

• Trisomy 21

• Point mutation

• Frameshift mutation

• Missense mutation

Tags

NGSS.HS-LS3-2

What is the term for an organism that has been genetically modified using transgenesis?

• Aneuploidy

• GMO

• Monosomy

• Polyploidy

Tags

NGSS.HS-LS3-2

Which of the following mutations is most likely to result in a nonfunctional protein?

• Missense mutation

• Nonsense mutation

• Duplication mutation

• Transgenesis

Tags

NGSS.HS-LS3-2

In a population of flowers, 25% are red, 50% are pink, and 25% are white. What is the most likely mode of inheritance for flower color?

• Complete dominance

• Incomplete dominance

• Codominance

• Polygenic inheritance

Tags

NGSS.HS-LS3-3

Which of the following best describes aneuploidy?

• A condition where an organism has extra sets of chromosomes

• A condition where an organism has one or more extra or missing chromosomes

• A condition where a gene is duplicated

• A condition where a gene is deleted

Tags

NGSS.HS-LS3-2

What is the expected phenotypic ratio in the offspring of a monohybrid cross between two heterozygous individuals?

• 1:1

• 3:1

• 9:3:3:1

• 1:2:1

Tags

NGSS.HS-LS3-3

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

• A single nucleotide substitution

• An insertion of a nucleotide

• A duplication of a gene

• A translocation of a chromosome segment

Tags

NGSS.HS-LS3-2

Which of the following factors is NOT a primary driver of evolution?

• Genetic variation due to mutation

• Competition for limited resources

• Random mating

• Proliferation of organisms better able to survive

Tags

NGSS.HS-LS4-2