D. WHA 12. A male mouse heterozygous for both fur and eye colour mated with a female mouse heterozygous for both traits. Out of 64 offspring, how many mice can be expected to be heterozygous for both fur and eye colour? A. 16 B. 36 C. 1 D. 12 E. 48 F. 4

D. WHA 12. A male mouse heterozygous for both fur and eye colour mated with a female mouse heterozygous for both traits. Out of 64 offspring, how many mice can be expected to be heterozygous for both fur and eye colour? A. 16 B. 36 C. 1 D. 12 E. 48 F. 4

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 3ACQ: Figure 8.16 What ratio of offspring would result from a cross between a white-eyed male and a female...

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Question

1
D. WWRR
12.
A male mouse heterozygous for both fur and eye colour mated with a female
mouse heterozygous for both traits.
Out of 64 offspring, how many mice can be expected to be heterozygous for
both fur and eye colour?
A. 16
B. 36
C. 1
D. 12
E. 48
F.
4

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18. What would be the expected genotypic ratio in the offspring of a mating between two heterozygotes ? 1. 1 LL: 1II 2. 3 dominant phenotype: 1 recessive phenotype 3. 1 LL: 2LI: 1II 4. 3 LL: 1II
7. The ability to roll your tongue (R) is dominant to lack of this ability (r). A. What is the genotype of a man who can roll his tongue if his father couldn’t? B. If a man who is heterozygous for tongue rolling marries a woman who is heterozygous, what would you predict for the genotypes and phenotypes of their children?
6)If an individual does not have a widow's peak, which genotypes are possible for their offspring? a)Group of answer choices b)Unable to determine c)Homozygous recessive d)Homozygous dominant e)Heterozygous
2) Breed C averages 230 lbs, breed D averages 150 lbs, and the percent heterosis is 8%. Calculate the average phenotype of the F1
Use the probability method to calculate the genotypes and genotypic proportions of a cross between AABBCc and Aabbcc parents.
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11) In the Hardy-Weinberg equation, which term refers to the heterozygous genotype? A) 2pq B) Q squared C) P squared D) 2pq squared
6. Consider that people with blue eyes must have two alleles for blue eyes since blue eye color is a recessive trait. A blue-eyed person and a brown-eyed person have an offspring with blue eyes. The brown-eyed person must A. have two alleles for blue eyes. B. have two alleles for brown eyes. C. not have the dominant brown eye allele. D, have one allele for blue eyes and one allele for brown eyes.
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1. A man with O blood type marries a woman with AB blood type. What are the expected genotypic and phenotypic ratios for the children? a) What is the genotypic ratio of the above cross (Write number next to genotype)? ___________________________________________________________________ b) What is the phenotypic ratio of the above cross? (Write number next to phenotype)? ___________________________________________________________________
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1. A man with AB blood type marries a woman with AB blood type. What are the expected genotypic and phenotypic ratios for the children? a) What is the genotypic ratio of the above cross (Write number next to genotype)? ___________________________________________________________________ b) What is the phenotypic ratio of the above cross? (Write number next to phenotype)? ___________________________________________________________________