Codominance, Blood Types, Incomplete Dominance

____________ occurs when the dominant and recessive traits are blended in the heterozygous genotype.

• Codominance

• Punnett squares

• Complete dominance

• Incomplete dominance

Which of the following are genotypes for blood type B?

• I^A I^A and I^A I^B

• I^B I^B and ii

• I^B I^B and I^B i

• I^A I^B and I^A I^B

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

___________ is when both the dominant trait and recessive trait are seen in the phenotype.

• Codominance

• Punnett squares

• Complete dominance

• Incomplete dominance

Which of the following is true about blood type O?

• It contains antigen A only.

• It contains antigen B only.

• It contains both antigen A and antigen B.

• It doesn’t contain antigen A or antigen B.

In the image above, what is the percentage of the offspring has the possibility of inheriting blood type O?

• 0%

• 25%

• 50%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

Which of the following refers to a complete dominant cross?

• One allele completely dominates over the other.

• The two alleles are equally seen in the heterozygous genotype.

• The two alleles are blended in the heterozygous genotype.

• Neither allele is seen in the phenotypes.

In which of the following is the codominant phenotype seen in the offspring?

• heterozygous

• homozygous recessive

• homozygous dominant

• none of these

In the image above, the trait for flower color is controlled by codominance. R codes for red flowers and W codes for white flowers. Which of the following correctly reports the phenotypes?

• 100% red flowers

• 50% white flowers and 50% pink flowers

• 50% red flowers and 50% red and white flowers

• 50% white flowers and 50% red flowers

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

____________ are proteins that are found on the surface of some red blood cells.

• genes

• alleles

• antigens

• immunoglobins

Which of the following genotypes code for the blood type AB?

• I^A I^A and I^A I^B

• I^A I^B only

• I^A I^B and I^B i

• ii only

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2