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WorksheetsHeredity and Pedigrees
Total questions: 10
Worksheet time: 7mins
A chart that displays family relationships indicating traits or disorders
Punnett square
Pedigree
Karyotype chart
In a pedigree chart, men are represented by
Circles
Diamonds
Squares
In a pedigree chart, women are represented by
Circles
Diamonds
Squares
In a pedigree, individuals that are affected are represented as shapes that are
Not shaded
Fully shaded
Half shaded
Each generation in a pedigree is marked with
Arabic numerals
Names of individuals
Roman numerals
Objective #13
This is a pedigree that follows blue eyes which is a recessive trait. What is the genotype of the father (square) in generation 1?
Aa
AA
aa
A?
Individuals that are shaded in have premature hair whitening. Is this trait dominant or recessive? How do you know?
Dominant because it skips generations
Dominant because it is present in every generation
Recessive because it skips generations
Recessive because it is present in every generation.
