Heredity and Genetics Practice Test

The end product of meiosis is:

• gametes

• diploid cells

• body cells

• somatic cells

Tags

NGSS.HS-LS3-2

What do the letters on the outside and on the inside of a Punnett square represent?

• parental gametes on the outside; possible offspring genotypes on the inside

• possible offspring genotypes on the outside; parental gametes on the inside

• offspring gametes on the outside; possible parental genotypes on the inside

• offspring gametes on the outside; possible parental offspring on the inside

What are the two processes that increase genetic diversity in the creation of haploid cells (gametes)?

• Crossing over and homologous chromosomes

• Crossing over and independent assortment

• Traits and mitosis

• Independent assortment and nondisjunction

BB and bb are considered... Check all that apply:

• Homozygous

• Heterozygous

• genotypes

• phenotypes

What is the phenotype of an individual that is homozygous recessive for fur?

• GG

• Gg

• gg

• solid gray fur

• striped gray fur

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What is the genotype of an individual that is heterozygous for eye color?

• BB

• Bb

• bb

• green eyes

• blue eyes

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Use the table below to complete a Punnett square for a cross between a Gg individual and a Gg individual. What is the expected ratio of green feather to yellow feathers in the offspring?

• 0 green : 4 yellow

• 1 green : 3 yellow

• 2 green : 2 yellow

• 3 green : 1 yellow

• 4 green : 0 yellow

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

Use the table below to complete a Punnett square for a cross between two Gg individuals. What percentage of the offspring will be homozygous recessive?

• 0%

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-3

Use the table below to complete a Punnett square for a cross between a male with a short beak and a female that is heterozygous for beak length. What percentage of the offspring will have short beaks?

• 0%

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-3

A carrier female crosses with a normal vision male. This is a sex-linked trait. What is the percent chance they will have a colorblind child?

• 0%

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2