Dihybrid And Non-Mendelian Quiz Review

Assume mom's gametes are on the left, what is her genotype?

• TTZz
• TtZz
• ttZZ
• TtZZ

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Cross Two Homozygous plants
(RRYY x rryy)
R = round seeds, r  = wrinkled seeds Y = yellow seeds, y = green seeds
What percent will have Round and Yellow seeds? 

• 0%
• 25%
• 50%
• 100%

If you have a parent who has GgBb as their genotype, what are the possible alleles they could donate to their gametes?

• GB, Gb, gB, gb
• GB, GB, gb, gb
• Gb, Gb, Gb, GB
• GG, BB, gg, bb

Tags

NGSS.HS-LS3-2

A red flowered plant (RR) breeds with a White flowered plant (WW). The gene for petal color in these plants expresses incomplete dominance.  What percentage of the offspring will have pink (RW) flowers?

• 0%
• 25%
• 50%
• 100%

Tags

NGSS.HS-LS3-1

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

What do you call the non-Mendelian inheritance pattern that states that neither trait is dominant and the traits appear to blend together?

• Codominance
• Incomplete dominance
• Polygenic traits

In mice, the homozygous mice are black and white. The heterozygous mice are gray. What pattern of inheritance is expressed in fur color in mice?

• complete dominance and recessiveness
• co-dominance
• incomplete dominance
• pleiotropy

Some flowers are controlled by codominance. Red flowers (RR), blue flowers (BB) and Speckled flowers (RB).

Cross a red flower with a speckled flower. What is the phenotypic ratio?

• 2 red, 2 speckled

• 2 red, 2 blue

• 2 blue, 2 speckled

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-3

The hair form gene shows incomplete dominance. Straight hair (SS) is dominant, curly hair (CC) is recessive, and wavy hair (SC) is heterozygous. Mr. and Mrs. Anderson both have wavy hair (SC). What percentage of their children will also have wavy hair (SC)?

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

A roan cow shows co-dominance in fur color (orange and white). What is the phenotype ratio expected if a roan (OW) cow and a roan (OW) steer mate together?

• 4: Orange and White

• 1: Orange : 1 White

• 2 Orange: 2 Orange and White: 0 White

• 1: Orange: 2 Orange and White: 1 White

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2