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Non-Mendelian Pattern of Inheritance

Total questions: 10

Worksheet time: 29mins

Name
Class
Date
1.

What is incomplete dominance?

a)
  • A) Both alleles are fully expressed in the phenotype.

b)
  • B) One allele is completely dominant over the other.

c)
  • C) The heterozygous phenotype is a blend of the two homozygous phenotypes.

d)
  • D) Neither allele is expressed in the phenotype.

2.

What is codominance?

a)
  • A) Both alleles are fully expressed in the phenotype.

b)
  • B) One allele is completely dominant over the other.

c)
  • C) The heterozygous phenotype is a blend of the two homozygous phenotypes.

d)
  • D) Neither allele is expressed in the phenotype.

3.

Which of the following is an example of incomplete dominance?

a)
  • A) Blood type AB

b)
  • B) Red and white flowers producing pink flowers

c)
  • C) Sickle cell anemia

d)
  • D) Eye color

4.

Which of the following is an example of codominance?

a)
  • A) Blood type AB

b)
  • B) Red and white flowers producing pink flowers

c)
  • C) Sickle cell anemia

d)
  • D) Eye color

5.

What are multiple alleles?

a)
  • A) More than two alleles for a genetic trait

b)
  • B) Two alleles for a genetic trait

c)
  • C) One allele for a genetic trait

d)
  • D) No alleles for a genetic trait

6.

How many alleles are involved in the ABO blood group system?

a)
  • A) 2

b)
  • B) 3

c)
  • C) 4

d)
  • D) 5

7.

In snapdragons, red (RR) and white (WW) flowers produce pink (RW) flowers. What type of inheritance is this?

a)
  • A) Complete dominance

b)
  • B) Incomplete dominance

c)
  • C) Codominance

d)
  • D) Multiple alleles

8.

If a person has type O blood, what is their genotype?

a)
  • A) IAIA

b)
  • B) IBIB

c)
  • C) IAIB

d)
  • D) ii

9.

In a cross between a black-feathered chicken (BB) and a white-feathered chicken (WW), what is the expected phenotype of the offspring if the trait shows codominance?

a)
  • A) Black

b)
  • B) White

c)
  • C) Gray

d)
  • D) Black and white speckled

10.

If a blood type A individual marries a blood type B individual, what are the possible blood types of their offspring?

a)
  • A) A, B, or AB

b)
  • B) A or B only

c)
  • C) AB only

d)
  • D) O only