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- 1. Multiple Choice
The physical expression of a genetic trait is called a
mutation
genotype
crossing over
phenotype
- 2. Multiple Choice
The following items are examples of __________.
Items: eye color, hair color, height
homozygous alleles
genotype
heterozygous alleles
phenotype
- 3. Multiple Choicehaving two of the same genes for the trait (sometimes called purebred).homozygoushetrozygousproteinchromosome
- 4. Multiple Choicehaving two different genes for a trait (sometimes called hybrid).proteinhomozygousheterozygousgenotype
- 5. Multiple ChoiceAn allele whose trait only shows up when no dominant allele is present.hidden alleledominant allelerecessive allelepresent allele
- 6. Multiple ChoiceWhich of the following genotypes would be considered heterozygous?BBggFfTT
- 7. Multiple ChoiceWhich of the following alleles is homozygous recessive?TtttTTT
- 8. Multiple Choice
T - tall and t = short
In the punnett square below, what belongs in the missing squarettTtBbTT - 9. Multiple Choice
Two brown eyed parents (Bb) have a baby. What is the chance the baby is blue eyed? (B=brown eyes and b=blue eyes)
0 %
25%
50%
75%
- 10. Multiple ChoiceWhich of the following is a phenotype?BBBbbbBlue eyes
- 11. Multiple Choice
Which is heterozygous ?
Tt
TT
- 12. Multiple ChoiceWhich is homozygous ?ZzSS
- 13. Multiple ChoiceDominant alleles are-capitallowercasebothneither
- 14. Multiple ChoiceRecessive alleles are-capitallowercasebothneither
- 15. Multiple ChoiceWhich of the following is a genotype?long hairblue eyesGgtall
- 16. Multiple ChoicePurple is dominant to white. A heterozygous purple flower is crossed with a white flower. What are the genotypes and phenotypes of the offspring?100% Pp (purple)50% Pp (purple); 50% pp (white)75% Pp (purple); 25% pp (white)25% PP, 50% Pp, 25% pp
75% purple, 25% white - Answer choicesTagsAnswer choicesTags