Non-Mendelian Genetics

A calico cat shows both the traits for orange fur and black fur. What kind of allele expression is this?

• Incomplete Dominance

• Co dominance

• Independent assortment

• Recessive inheritance

Tags

NGSS.HS-LS3-2

In roses, petal color can be white, red, or pink. What would be the expected genotypes and phenotypes if a red rose was crossed with a pink rose? What type of inheritance pattern is this?

• incomplete dominance; 2RR: 2PP: 0WW

• codominance; 2RR: 2PP: 0WW

• incomplete dominance; 2RR: 2RW: 0WW

• codominance; 2RR: 2RW: 0WW

Tags

NGSS.MS-LS3-2

In horses, coat color can be brown, white or brown with white spots. What would be the expected genotypes and phenotypes if a white horse mated with a brown with white spots horse? What type of inheritance pattern is this?

• incomplete dominance; 0BB: 2BW: 2WW

• codominance; 0BB: 2BW: 2WW

• incomplete dominance; 1BB: 2BW: 1WW

• codominance; 1BB: 2BW: 1WW

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

A man with type A blood and a woman with type B blood have 4 kids. Each child has a different blood type. What are the most likely genotypes of the man and woman?

• Man: IAIA

  Woman: IBIB

• Man: IAi

  Woman: ii

• Man: ii

  Woman: IBi

• Man: IAi

  Woman: IBi

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

In Genetics, different characteristics may be controlled by one gene with two alleles and may have a codominant or incompletely dominant relationship. What do you call these phenomenon?

• Mendelian Inheritance

• Incomplete Inheritance

• Codominant Inheritance

• Non - Mendelian Inheritance

Tags

NGSS.HS-LS3-2

The reddish-brown and white coat color in the example above has codominant alleles for reddish-brown coat color and white coat color in cows. Basing on the Genotypic Punnett Square, predict the color of coat of the cow in the blank space.

• Reddish - Brown

• White

• Brown

• Red

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What is the Phenotypic Ratio of the offspring when you crossbreed two(2) Pink Heterozygous Snapdragon Hybrids (RW).

• 1:2:1

• 2:2

• 1:1:1:1

• 3:1

Tags

NGSS.HS-LS3-1

Based on the Punnett Square shown above, what is the percentage of getting a RW offspring?

• 50%

• 75%

• 25%

• 100%

A completely dominant allele does not occur when the phenotype of a heterozygote offspring is somewhere in between the phenotypes of both homozygous parents. What type of dominance is this?

• Incomplete Dominance

• Codominance

• Complete Dominance

• Failed Dominance

What occurs when both alleles are expressed equally in the phenotype of the heterozygote?

• Complete Dominance

• Codominance

• Incomplete Dominance

• Failed Dominance