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- 1. Multiple Choice
Who is the father of genetics?Charles DarwinGregor MendelDimitri MendeleevHans Krebs - 2. Multiple ChoiceAn organism with two different alleles for a trait is said to be:recessivehybriddominantpurebred
- 3. Multiple ChoiceRecessive alleles are written usingcapitallowercasebothneither
- 4. Multiple ChoiceWhich of the following is a genotype?long hairblue eyesGgtall
- 5. Multiple ChoiceAa is an example ofhomozygous dominanthomozygous recessiveheterozygousnone of these
- 6. Multiple Choicebb is an example ofhomozygous dominanthomozygous recessiveheterozygousnone of these
- 7. 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 - 8. 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
- 9. 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
- 10. Multiple ChoiceA calico cat shows both the traits for orange fur and black fur. What kind of allele expression is this?Incomplete DominanceCo dominanceIndependent assortmentRecessive inheritance
- 11. Multiple ChoiceA breed of chicken shows codominance for feather color. One allele codes for black feathers, another codes for white feathers. The feathers of heterozygous chickens of this breed will be:all blackall whiteall grayspeckled black and white
- 12. Multiple ChoiceIn chickens, feather color is codominant. If a black chicken BB is mated with one that is black and white (BW) what are the chances of having a chicken that is black and white?50%0%25%100%
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