Do Now Genetics Review 1-8-23

A Punnett square is a ​ (a)   that allows you to easily determine the expected ​ (b)   of different ​ (c)   in the ​ (d)   of two parents. An example of a Punnett square for pea plants is shown here. In this example, both parents are ​ (e)   for flower color (Pp).

• chart
• percentage
• genotypes
• offspring
• heterozygous

Wrinkle seeds are recessive over Round.

Which pair is a recessive gene?

• RR

• rr

• Rr

A homozygous dominant dog with brown fur is crossed with a heterozygous dog with brown fur. What are the percentages of the possible genotypes?

• 100% BB
• 75% BB and 25%Bb
• 50 % BB and 50% Bb
• 50% Bb and 50% bb

Which of the following is a phenotype?

• BB
• Bb
• bb
• Blue eyes

this image is an example of

• codominance
• dominance
• incomplete dominance

this image is an example of

• codominance
• dominance
• incomplete dominance

A white mouse with red eyes is crossed with a black mouse with brown eyes. The white mouse is recessive for both of its traits. The black mouse is dominant for both of its traits.

This cross would be

• BBEE x bbee

• BBEe x BbEe

• BbEE x BbEe

• BBee x BBEE

What goes in box 3

• Aabb
• AABB
• AAbb
• aaBb