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Quiz 3
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Q.1
If a mother has the homozygous dominant trait FF, what is her phenotype?
Freckles
Tall
No PTC taste
Widow's Peak
Q.2
A mom with a dominant HOMOZYGOUS gene of a hitchhiker's thumb and a dad with a homozygous recessive gene for a straight thumb. What is the baby's phenotype?
50% straight thumb
100% Hitchhiker's Thumb
25% Hitchhiker's Thumb
All of above
Q.3
A mom with the heterozygous gene for Widows peak and a father with the heterozygous gene for Widows peak: odds their baby HAS a widow's peak?
0%
25%
75%
100%
Q.4
Genotype or Phenotype: ff
Genotype
Phenotype
Q.5
Genotype or Phenotype: Black hair
Phenotype
Genotype
Q.6
Homozygous or Heterozygous: ff
Homozygous
Heterozygous
Q.7
Genotype or Phenotype: Freckles
Genotype
Phenotype
Q.8
A physical characteristic that can be passed from parent to offspring.
behavior
trait
strong muscles
ability to fly a plane.
Q.9
If "T" is the allele for tall and "t" is the allele for short, then Tt would produce?
tall
short
medium
not enough info
Q.10
Females-XX; MalesXY. A couple has 4 girls. What is the chance the next child will be a boy?
75%
100%
25%
50%
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