Incomplete & Codominance Pre-Test

In some chickens, feather color shows incomplete dominance. If a black chicken BB is mated with one that is blue (BW), what is the probability of having a chicken that is black?

• 1/4

• 1/2

• 3/4

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

A purple-flowered plant (PP) is crossed with a white flowered plant (WW). The gene for petal color in these plants expresses incomplete dominance. What percentage of the offspring will have blue (PW) flowers?

• 0%

• 25%

• 50%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

What type of inheritance do two alleles have if their traits blend together? 

• Incomplete Dominance
• Co-Dominance

A condition in which both alleles for a gene are expressed so that both traits are visible is known as ---

• Codominance

• Incomplete dominance

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

• Incomplete dominance

• Codominance

This is an example of ---

• Incomplete dominance

• Codominance

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

this image is an example of

• codominance
• dominance
• incomplete dominance

If one parent has type AB blood and the other parent has type O, what is the percentage chance that they will have a child with type AB blood?

• 0%

• 25%

• 50%

• 75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Codominance occurs in calico cats, which allows for the Black and Tan colors to show. What percentage of the offspring represented in this P square will be calico (black and tan spotted)?

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

In cattle red coats are represented as RR, and white coats are represented as WW.

What is the genotype for Roan color?

• RR

• RW

• WW

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2