Pedigree Daily Quiz

What is the primary purpose of a pedigree in genetics?

• To determine the physical characteristics of an organism

• To track the inheritance of specific traits in a family over generations

• To identify the species of an organism

• To calculate the age of an organism

What does a circle represent in a pedigree chart?

• Male

• Female

• Marriage

• Mutation

According to the pedigree key, what does a filled circle represent?

• Unaffected male

• Unaffected female

• Affected male

• Affected female

What does a horizontal line between two symbols in a pedigree represent?

• Siblings

• Offspring

• Marriage or mating

• Mutation event

Which term describes an individual in a pedigree who does not have a genetic disorder nor is a carrier of it?

• Unaffected

• Carrier

• Affected

• Mutated

Which generation is labeled as "III" in the pedigree chart?

• The first generation

• The second generation

• The third generation

• The fourth generation

How can pedigrees be utilized to predict genetic outcomes?

• By predicting weather patterns

• By determining the chemical composition of DNA

• By working out the probability of future offspring having a genetic disorder

• By mapping the physical characteristics of an organism

Tags

NGSS.HS-LS3-3

What does a vertical line followed by a horizontal line represent in a pedigree chart?

• Siblings

• Offspring

• Marriage

• Cousins

What does a half-filled square represent in a pedigree chart according to the pedigree key?

• An unaffected male

• An affected male

• A carrier male

• An unaffected female

Is sickle cell anemia a dominant or recessive trait according to the pedigree chart?

• Dominant

• Recessive

• Neither dominant nor recessive

• Both dominant and recessive

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2