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- 1. Multiple ChoiceAa is an example ofhomozygous dominanthomozygous recessiveheterozygousnone of these
- 2. Multiple Choicebb is an example ofhomozygous dominanthomozygous recessiveheterozygousnone of these
- 3. Multiple ChoiceRecessive alleles are written usingcapitallowercasebothneither
- 4. Multiple ChoiceAA is an example ofhomozygous dominanthomozygous recessiveheterozygousnone of these
- 5. Multiple ChoiceWhich of the following is a genotype?long hairblue eyesGgtall
- 6. Multiple ChoiceWhich of the following is a phenotype?AAABblack furTt
- 7. Multiple ChoiceTall is dominant to short. A homozygous tall plant is crossed with a short plant. What will be the phenotypes of the offspring?100% tall50% tall, 50% short75% tall, 25% short25% tall, 75% short
- 8. Multiple ChoiceGreen is dominant to yellow. Two heterozygous green plants are crossed. What are the genotypes of the offspring?100% Gg50% GG, 50% Gg25% GG, 50% Gg, 25% gg75% Gg, 25% gg
- 9. 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 - 10. Multiple ChoiceAn organism with two different alleles for a trait is said to be:recessivehybriddominantpurebred
- 11. Multiple Choice
Who is the father of genetics?Charles DarwinGregor MendelDimitri MendeleevHans Krebs - 12. Multiple ChoiceAn allele whose trait only shows up when no dominant allele is present.hidden alleledominant allelerecessive allelepresent allele
- 13. Multiple ChoiceDifferent forms of genes:allelesphenotypegenotypehomologous chromosomes
- 14. Multiple ChoiceWhat is another way of saying "purebred"?homozygousdominantrecessiveheterozygous
- 15. Multiple ChoiceAn organism's genetic make-up:phenotypegenotypedominantrecessive
- 16. Multiple ChoiceWhen is a recessive allele expressed in offspring?when two copies are presentwhen parents have no dominant alleleswhen the offspring is heterozygouswhen one copy is present
- 17. Multiple ChoiceRecessive alleles may not be expressed because they aremasked by a dominant allelethe least common allele in a population.the most common allele in a population.less likely to have crossing over.
- 18. Multiple ChoiceIf a pea plant were homozygous recessive for height, how would its alleles be represented?TTTttttT
- 19. Multiple ChoiceTwo brown eyed parents (Bb) have a baby. What is the chance the baby is blue eyed?0 %25%50%75%
- 20. Multiple ChoiceB=brown eyes
b= blue eyes
What is true about these two brothers that have brown eyes:
One has genotype BB the other Bb.they have same phenotype and genotypethey have different genotypes and phenotypesthey have same phenotype but different genotypesthey have same genotype but different phenotypes - 21. Multiple ChoiceT = tall an t = short
TT and Tt would result in the following phenotypeshorttallmedium sizedneither tall or short - 22. Multiple ChoiceT - tall and t = short
In the punnett square below, what belongs in the missing squarettTtBbTT - 23. Multiple ChoiceIn a test cross, an organism with an unknown genotype is crossed withhomozygous dominantheterozygoushomozygous dominant or heterozygoushomozygous recessive
- 24. Multiple ChoiceWhen crossing a heterozygous red flower with a white flower, which trait is dominant?RedWhiteRed and WhitePink
- 25. Multiple Choice
Fred's fish have babies. Some of the babies have red scales, some have yellow scales, and others have orange scales. What are the genotypes of the baby fish?
FF, FF*, and F*F*
FF, Ff, and ff
Red, orange, and yellow
FF, F*F*, and ff
- Answer choicesTagsAnswer choicesTags