nonmendelian genetics

The blending of two traits is known as ---

• incomplete dominance

• codominance

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

• Codominance

• Incomplete dominance

What type of inheritance pattern is shown here?

• 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

Some flowers are controlled by codominance. Red flowers (F^RF^R), blue flowers (F^BF^B) and Speckled flowers (F^RF^B).

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

• 50% red, 50% speckled

• 25% red, 25% blue

• 100% blue

Tags

NGSS.HS-LS3-3

A red flowered plant (RR) 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 red (RR) flowers?

• 0%

• 25%

• 50%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following genotypes shows a CARRIER for a trait?

• X^BX^b

• X^bX^b

• X^BX^B

• X^bY

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Colorblindness is a recessive X-linked disorder.

Which genotype represents a male with normal vision?

• X^N Y^N

• Xⁿ Yⁿ

• X^N Y

• Xⁿ Y

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following genotypes belongs in the red box in the Punnett square?

• X^BX^b
• X^bX^b
• X^bY
• X^BY

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2