Incomplete and Codominance Check_in

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

• Incomplete Dominance
• Co-Dominance

This is an example of ___________?

• Incomplete dominance
• Co-Dominance

Tags

NGSS.HS-LS3-2

In some carnations, flower color exhibits codominance.  Identify the correct genotypes for red, white, and speckled carnations.

• Red = RR, white = rr, speckled = Rr
• Red = RR, white = WW, speckled = rw
• Red = RR, white = ww, Speckled = Rw
• Red = RR, white = WW, speckled = RW

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

This type of inheritance pattern shows BOTH traits in possible offspring

• complete dominance
• incomplete dominance
• co-dominance
• dominant pattern

Snap dragon color is a incomplete dominant trait.  A red flower (RR) is crossed with white flower (rr)? What color are flowers that are Rr?

• Red
• Red and White
• White
• Pink

Tags

NGSS.HS-LS3-2

In mice coat color is incompletely dominant. Black and white are homozygous. Brown mice are heterozygous.

What is the genotype for a brown mouse?

• BB

• Bb

• bb

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

What is the genotype for Roan (Red and White Spots) color?

• RR

• RW

• WW

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

this image is an example of

• codominance
• dominance
• incomplete dominance

Aa, DD, Bb, yy are all examples of

• genotypes

• phenotypes

A roan cow shows codominance in fur color (red and white). What is the phenotypic ratio expected if a roan cow and a roan steer mate together?

• 4 (Red and White)

• 1:1 (Red to White)

• 2:2 (Red to Red and White)

• 1:2:1 (Red to Red and White to White)

Tags

NGSS.HS-LS3-1