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Problem Set #2

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Last updated over 5 years ago
31 questions
Note from the author:
Practice genetics problems from Campbell Biology.
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This assignment is for Problem Set #2 (https://studentsrockdalek12ga-my.sharepoint.com/:b:/g/personal/tjones1_rockdale_k12_ga_us1/EVYpgTJVIe1EsazxP1vOaCYBaskJfxXXWIzMTJa4dnT4_Q?e=h5ZmAA)

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

Q1: The allele for which color is dominant?

Question 2
2.

Q2: What type(s) of gametes will form in individuals with the following genotypes?

a. AABB

Question 3
3.

Q2: What type(s) of gametes will form in individuals with the following genotypes?

b. AaBB

Question 4
4.

Q2: What type(s) of gametes will form in individuals with the following genotypes?

c. Aabb

Question 5
5.

Q2: What type(s) of gametes will form in individuals with the following genotypes?

d. AaBb

Question 6
6.

Q3: Determine the probability of obtaining the indicated genotype in an offspring.

a. AAbb

Question 7
7.

Q3: Determine the probability of obtaining the indicated genotype in an offspring.

b. aaBB

Question 8
8.

Q3: Determine the probability of obtaining the indicated genotype in an offspring.

c. AaBbCc

Question 9
9.

Q3: Determine the probability of obtaining the indicated genotype in an offspring.

d. aabbcc

Question 10
10.

Q4. Indicate which blood groups of potential fathers would be exonerated.

a. Child: A

Question 11
11.

Q4. Indicate which blood groups of potential fathers would be exonerated.

b. Child: B

Question 12
12.

Q4. Indicate which blood groups of potential fathers would be exonerated.

c. Child: AB

Question 13
13.

Q4. Indicate which blood groups of potential fathers would be exonerated.

d. Child: O

Question 14
14.

Q4. Indicate which blood groups of potential fathers would be exonerated.

e. Child: A

Question 15
15.

5. Give the phenotypic ratio of offspring from a cross of a deformed leg, brown rabbit with a deformed-leg, white rabbit.

Answer format: # Phenotype 1 : # Phenotype 2 : # Phenotype 3: # Phenotype 4

Question 16
16.

Q6. What is the probability that a second child will have the normal number of digits?

Question 17
17.

Q7. What are the genotypes of the parents in the mating described.

Question 18
18.

Q8. How do you account for the results of the first cross? (Give the parent genotype)

Question 19
19.

Q8: How do explain the unusual ratio obtained from the second cross?

Question 20
20.

Q9a. How many pairs of genes are regulating the tail length character?

Question 21
21.

Q9b. What offspring phenotypes would you expect from a mating between a 15 cm and 30 cm tail length pig?

Question 22
22.

Q10a. Determine the genotypes of the parents

Question 23
23.

Q10b. Determine the genotypes of the parents

Question 24
24.

Q11. Determine the genotypes of the dogs

a. Golden female x golden male

Answer format: Golden F (genotype) x Golden M (genotype)

Question 25
25.

Q11. Determine the genotypes of the dogs

b. black female x golden male

Answer format: Golden F (genotype) x Golden M (genotype)

Question 26
26.

Q19. How many of them would you expect to have red, axial flowers?

Question 27
27.

Q14. How many genes are involved?

Question 28
28.

Q14. Explain why the F1 are all red and how the 9:6:1 ratio occurred?

Question 29
29.

Q15a. What are the probable genotypes of the father, mother, and children?

Answer format: Father (genotype), Mother (genotype), Children (genotype, genotype, genotype, genotype) <- some questions do not have this many

Question 30
30.

Q15b. What are the probable genotypes of the father, mother, and children?

Answer format: Father (genotype), Mother (genotype), Children (genotype, genotype, genotype, genotype) <- some questions do not have this many

Question 31
31.

Q15c. What are the probable genotypes of the father, mother, and children?

Answer format: Father (genotype), Mother (genotype), Children (genotype, genotype, genotype, genotype) <- some questions do not have this many