Consider the F₂ Progeny of a Dihybrid Cross

question 13

Multiple Choice

Consider the F₂ progeny of a dihybrid cross.For every double recessive homozygote observed, you should expect _______ double dominant homozygote(s) .

• A) 1/9
• B) 1/3
• C) 1
• D) 3
• E) 9

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Definitions:

Autism Spectrum Disorder

A developmental disorder characterized by difficulties in social interaction and communication along with restricted or repetitive patterns of thought and behavior.

Group Home

A residential facility where people with disabilities or special needs live together under supervision, typically in a family-like setting.

Community

a group of people living in the same place or having a particular characteristic in common.

Intellectual Disability

A term used to describe a condition characterized by significant limitations in both intellectual functioning and in adaptive behavior, which covers a range of everyday social and practical skills.