Pedigree Practice PLTW

Aa, DD, bB, yy are all examples of

• genotypes
• phenotypes

In a pedigree, what shape represents a male?

• circle
• square
• triangle
• diamond

What you see, or the physical appearance.

• Genotype
• Phenotype
• Homozygous
• Heterozygous

How many alleles (letters) do each person carry for a trait?

• 1
• 2
• 3
• 4

Dominant alleles are represented by a:

• Male gene
• lowercase letter
• recessive trait
• capital letter

How many alleles (letters) does a child get from each parent for each trait?

• 1
• 2
• 3
• 4

If this pedigree shows an autosomal recessive disorder, what MUST the genotype of individual II-3 be?

• HH
• Hh
• hh
• None of the above

How are individuals III-2 and II-4 related?

• Cousins
• Dad and Daughter
• Uncle and Niece
• Grandpa and Granddaughter

How many generations are shown in this pedigree?

• 1
• 2
• 3
• 4

How are individuals I-2 and III-5 related?

• Grandpa and grandson
• Mom and son
• Uncle and nephew
• Grandma and grandson