Nonmendelian Genetics

A calico cat shows both the traits for orange fur and black fur. What kind of inheritance pattern is this?

• Incomplete Dominance

• Co Dominance

• Sex-Linked

• Polygenic

A roan cow shows co-dominance in fur color (orange and white). What is the phenotype ratio expected if a roan cow and a roan steer mate together?

• 4: Orange and White
• 1: Orange : 1 White
• 2 Orange: 2 Orange and White: 0 White
• 1: Orange: 2 Orange and White: 1 White

This type of inheritance pattern is a Blend of both traits.

• incomplete dominance

• co-dominance

• complete dominance

• recessive pattern

This is an example of ___________?

• Incomplete dominance

• Co-Dominance

• Sex-linked inheritance

• Autosomal recessive inheritance

If you cross a black chicken with a white chicken, black-white checkered chickens are produced. What kind of inheritance pattern does this follow?

• incomplete Dominance

• Co-Dominance

• Sex-linked Inheritance

• Multiple alleles

In the punnett square shown, what must the genotype of the missing parent be?

• BB
• Bb
• bb
• Tt

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

• X^BX^B
• X^bX^b
• X^bY
• X^BY

Hemophilia is a recessive x-linked disorder. According to the Punnett square, what percentage of offspring will have the disorder?

• 0%
• 25%
• 50%
• 100%

A male alligator has the genotype AaRr. If this alligator mates with a female with genotype AaRr, what is the chance their offspring will have the genotype Aarr? [Type the answer in fraction]

• 1/16

• 1/4

• 1/8

• 1/2

T=tall, t=short. Cross a heterozygous and a homozygous recessive. What are the chances of an offspring being tall? 

• 1 out of 4 or 25%
• 2 out of 4 or 50%
• 3 out of 4 or 75%
• 4 out of 4 or 100%