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- 1. Multiple Choice
How many alleles does a child get from each parent for a trait?
1
2
3
4
- 2. Multiple Choice
Aa, DD, Bb, yy are all examples of ---
genotypes.
phenotypes.
- 3. Multiple Choice
What you see, or the physical appearance of an organism, is called the ---
genotype.
phenotype.
- 4. Multiple ChoiceWhat do we use pedigrees for?To look at familiesTo make determinations about the offspringTo track traits in familiesNothing
- 5. Multiple Choice
In a pedigree, which shape represents a male?
circle
square
- 6. Multiple Choice
Which gender has an X and a Y chromosome?
male
female
- 7. Multiple Choice
On a pedigree, this symbol represents a ----
not affected male.
not affected female.
affected male.
affected female.
- 8. Multiple Choice
How many individuals are there in the 3rd generation?
1
2
4
6
- 9. Multiple Choice
How are individuals III-2 and II-4 related?
Brother and sister
Dad and daughter
Uncle and niece
Grandfather and granddaughter
- 10. Multiple Choice
What is the mode of inheritance shown here?
Recessive because it "skips" a generation
Dominant because it shows up in every generation
- 11. Multiple Choice
On this pedigree, the allele for curly hair is dominant. The couple labeled 2 both have curly hair, but have a daughter who does not have curly hair. Therefore, we can tell from the chart that for the couple labeled 2 -
the male is heterozygous and the female is heterozygous.
the male is homozygous recessive and the female is homozygous dominant.
- 12. Multiple ChoiceHow many generations are shown in this pedigree?1234
- 13. Multiple ChoiceHow many kids did the mother and father from the first generation have?2456
- 14. Multiple ChoiceIs this trait (the shaded individuals) dominant or recessive?dominantrecessive
- 15. Multiple Choice
If this pedigree shows a recessive disorder, what MUST the genotype of individual 4 be?
HH
Hh
hh
- Answer choicesTagsAnswer choicesTags