Punnett Square Practice
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Last updated about 5 years ago
9 questions
1
In fruit flies, red eyes (R) are dominant to white eyes (r). Create a punnett square a cross between a white eyed female (rr) and a purebred red eyed male (RR).
In fruit flies, red eyes (R) are dominant to white eyes (r). Create a punnett square a cross between a white eyed female (rr) and a purebred red eyed male (RR).
1
For the above cross, the genotypes of the offspring would be?
For the above cross, the genotypes of the offspring would be?
1
For the above cross, the Phenotype of the offspring would be?
For the above cross, the Phenotype of the offspring would be?
1
Explain your answers above. I am looking for you to show me an understanding of both the punnett Square and why the results are the way that they are.
Explain your answers above. I am looking for you to show me an understanding of both the punnett Square and why the results are the way that they are.
1
Two hybrid (or heterozygous) red eyed flies (Rr) are crossed. What percentage of their offspring do you think will be red eyed? Show your work and circle your answer.
Two hybrid (or heterozygous) red eyed flies (Rr) are crossed. What percentage of their offspring do you think will be red eyed? Show your work and circle your answer.
1
If the flies had 625 children, how many would you expect to have white eyes? Why?
If the flies had 625 children, how many would you expect to have white eyes? Why?
1
The observable traits expressed by an organism aredescribed as its ________.
The observable traits expressed by an organism are
described as its ________.
1
Describe one of the reasons why the garden pea was an excellent choice for studying inheritance.
Describe one of the reasons why the garden pea was an excellent choice for studying inheritance.
1
Explain the difference between genotype and phenotype. Use examples
Explain the difference between genotype and phenotype. Use examples