9. Individuals of genotypes AaBb were mated to individuals of genotype aabb. One thousand offspring were counted with the following results: 474 Aabb, 480 aaBb, 20 AaBb, 26 aabb ● ● a. What is the general term for this type of genetic cross (when a parent is mated with another that has all recessive traits)? b. Are these genes linked? c. If these genes are linked, identify the parental genotypes and the recombinant genotypes. d. If these genes are linked, how many map units apart are they? e. Draw a chromosome map for the AaBb parent showing the position of the genes, the appropriate alleles and the map distance between the genes.

9. Individuals of genotypes AaBb were mated to individuals of genotype aabb. One thousand offspring were counted with the following results: 474 Aabb, 480 aaBb, 20 AaBb, 26 aabb ● ● a. What is the general term for this type of genetic cross (when a parent is mated with another that has all recessive traits)? b. Are these genes linked? c. If these genes are linked, identify the parental genotypes and the recombinant genotypes. d. If these genes are linked, how many map units apart are they? e. Draw a chromosome map for the AaBb parent showing the position of the genes, the appropriate alleles and the map distance between the genes.

Name: ANSWER D E F 9. Individuals of genotypes AaBb were mated to individual
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Description: ANSWER D E F 9. Individuals of genotypes AaBb were mated to individuals of genotype aabb. Onethousand offspring were counted with the following results:●474 Aabb,480 aaBb,20 AaBb,26 aabba. What is the general term for this type of genetic cross (when

Concepts of Biology

1st Edition

ISBN:9781938168116

Author:Samantha Fowler, Rebecca Roush, James Wise

Publisher:Samantha Fowler, Rebecca Roush, James Wise

Chapter8: Patterns Of Inheritance

Section: Chapter Questions

Problem 2ACQ: Figure 8.10 In pea plants, purple flowers (P) are dominant to white (p), and yellow peas (Y) are...

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