Genetics Problem Set #1 (Campbell Biology)

Last updated about 5 years ago
54 questions
Note from the author:
Practice Genetics Problems from Campbell Biology (assignment attached)
This assignment is for Problem Set #1 (https://studentsrockdalek12ga-my.sharepoint.com/:b:/g/personal/tjones1_rockdale_k12_ga_us1/EbNbpXIJ1J1AlaL0y2VyPpABpCbRgLR78fsQW5Id85y1gA?e=1SwRAe

Your grade for this assignment will be based on two components.
1) Your answers to these questions.
2) Your graded work on select questions.
0.25

Q1: Match the term on the left with the statement on the right.

Gene

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Q1: Match the term on the left with the statement on the right.

Allele

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Q1: Match the term on the left with the statement on the right.

Character

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Q1: Match the term on the left with the statement on the right.

Trait

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Q1: Match the term on the left with the statement on the right.

Dominant allele

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Q1: Match the term on the left with the statement on the right.

Recessive allele

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Q1: Match the term on the left with the statement on the right.

Genotype

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Q1: Match the term on the left with the statement on the right.

Phenotype

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Q1: Match the term on the left with the statement on the right.

Homozygous

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Q1: Match the term on the left with the statement on the right.

Heterozygous

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Q1: Match the term on the left with the statement on the right.

Testcross

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Q1: Match the term on the left with the statement on the right.

Monohybrid cross

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Q2: Write the phenotypic ratios of the offspring.

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Q3: What will be the ratios of genotypes of the F1 generation resulting from the cross: axial-red (true-breeding) x terminal-white?

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Q3: What will be the ratios of phenotypes of the F1 generation resulting from the cross: axial-red (true-breeding) x terminal-white?

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Q3: What will be the genotypic ratios in the F2 generation?

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Q3: What will be the phenotypic ratios in the F2 generation?

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Q4a: Homozygous for the three dominant traits

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Q4b: Homozygous for the three recessive traits

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Q4c: Heterozygous for all three characters

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Q4d: Homozygous for axial and tall, heterozygous for seed shape

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Q5: Write the genotypes for the parents, gametes, and offspring of the first cross.

Enter:
Black (genotype), Albino (genotype), Black gamete (genotype), Albino gamete (genotype), Offspring (genotype)

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Q5: Write the genotypes for the parents, gametes, and offspring of the second cross.

Enter:
Black (genotype), Albino (genotype), Black gamete (genotype), Albino gamete (genotype), Offspring (genotype)

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Q6a: Determine the genotypes for the two parents for all possible matings producing the offspring.

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Q6b: Determine the genotypes for the two parents for all possible matings producing the offspring.

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Q6c: Determine the genotypes for the two parents for all possible matings producing the offspring.

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Q6d: Determine the genotypes for the two parents for all possible matings producing the offspring.

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Q6e: Determine the genotypes for the two parents for all possible matings producing the offspring.

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Q7: What are the genotypes of these individuals?

Enter:
man (genotype) x woman (genotype)

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Q7: What other offspring, and in what frequencies would you expect in offspring from this marriage?

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8a: All three children are of normal phenotype

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8b: One or more of the three children have the disease

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8c: All three children have the disease

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8d: At least one child is phenotypically normal

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9a: aabbccdd

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9b: AaBbCcDd

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9c: AABBCCDD

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9d: AaBBccDd

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9e: AaBBCCdd

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10a: AaBbCc

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10b: AAbbCC

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10c: AaBbCc

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10d: AaBbCc

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11: Calculate the probability that if this couple has a child, the child will have sickle-cell disease.

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12: How would you determine whether the curl allele is dominant or recessive?

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12: How would you obtain true-breeding curl cats?

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13: What is the probability that the second child will also have the disease?

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14: What percent of the offspring will be cross-eyed?

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14: What percentage of cross-eyed tigers will be white?

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15: What will be the phenotypic ratio of the offspring?

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16: Fill in the genotypes of the individuals whose genotypes can be deduced.

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17: What fraction of this couple's children will be expected to have extra digits?

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18: What is the probability that Charles and Elaine will have a baby with cystic fibrosis?

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19: What is the expected phenotypic ratio of their offspring?