Download 2013 State Test

Heredity B 2013 States
Station 1
1. Name the stage of cell division shown in panel 1.
2. Name the stage of cell division shown in panel 2.
3. Name the stage of cell division shown in panel 3.
4. Name the stage of cell division shown in panel 4.
5. In what order do these stages of cell division progress? (write in the form of: 1, 2, 3, 4)
6. This structure emanates from the centromere and contacts the spindle fibers during mitosis:
a. microsatellite
b. telomere
c. euchromatin
d. kinetochore
e. histone
Heredity B 2013 States
Station 2
True or False:
7. One complete DNA molecule consists of a single helix.
8. In eukaryotic cells, DNA replication starts at many sites along the chromosome.
9. The “backbone" of DNA is composed of repeating sugars and bases.
10. During replication, DNA Helicase builds the new DNA strand.
11. All genetic mutations change the sequence of amino acids in a protein.
12. Cytosine and Thymine are both pyrimidines.
13. Each Okazaki fragment produced on the lagging strand during DNA replication is primed with
an RNA primer.
Heredity B 2013 States
Station 3
14. The gametes of a plant of genotype SsYy should have the genotypes:
a. Ss and Yy
b. SY and sy
c. SY, Sy, sY, and sy
d. Ss, Yy, SY and sy
e. SS, ss, YY, and yy
15. Which of the following genetic crosses would be predicted to give a phenotypic ratio of
9:3:3:1?
a. SSYY x ssyy
b. SsYY x SSYy
c. SSyy x ssYY
d. ssYY x ssyy
e. SsYy x SsYy
16. What is the expected phenotypic ratio of the progeny of a SsYy x ssyy cross?
(Write in the form of #:#:#:#)
17. In a dihybrid cross, AaBb x AaBb, what fraction of the offspring will be homozygous for both
recessive traits?
18. Following a SsYy x SsYy cross, what fraction of the offspring are predicted to have a genotype
that is heterozygous for both characteristics?
Heredity B 2013 States
Station 4
19. Karyotype A shows an individual that is (write in the form of 46, XY):
20. What is the common name for the disease indicated by Karyotype A (write "none" if no disease is indicated)?
21. Would the person with karyotype A be phenotypically male or female?
22. Karyotype B shows an individual that is (write in the form of 46, XY):
23. What is the common name for the disease indicated by Karyotype B (write "none" if no disease is indicated)?
24. Would the person with karyotype B be phenotypically male or female?
Heredity B 2013 States
Station 5
25. What is the mode of inheritance in pedigree 1?
26. What is the mode of inheritance in pedigree 2?
27. What is the mode of inheritance in pedigree 3?
28. Which of the following list of conditions could be inherited as shown in pedigree 1 (Choose all
that apply)?
29. Which of the following list of conditions could be inherited as shown in pedigree 2 (Choose all
that apply)?
List of conditions for above two questions:
A. Cystic fibrosis
B. Down syndrome
C. Hemophilia
D. Lyme disease
E. Sickle cell anemia
F. Tay-sachs
G. Huntington disease
H. Red-green color blindness
Heredity B 2013 States
Station 6
During G1 of interphase, a cell has 16 chromosomes. How many chromosomes will be found per cell
after the following stages of cell division?
30. Metaphase of mitosis
31. Telophase of mitosis
32. Anaphase II of meiosis
33. About 90% of trisomy 21 Down conceptions are due to nondisjunction during
a. meiosis I in the female.
b. meiosis II in the female.
c. meiosis I in the male.
d. meiosis II in the male
34. Nondisjunction in which parent leads to the sex chromosome aneuploidy XYY?
a. Mother
b. Father
c. Either parent
d. Both parents
35. Nondisjunction of chromosome 13 during meiosis II in human females can result in all of the
following chromosome complements in a zygote except (assume the oocyte is fertilized by a
sperm with a normal chromosome set)
e. monosomic for chromosome 13
f. euploid for chromosome 13
g. trisomic for chromosome 13
h. no chromosome 13
Heredity B 2013 States
Station 7
Dragons are diploid organisms with inheritance patterns similar to humans.
36. In this dragon pedigree, the "wings" trait is best described as:
a. Autosomal dominant
b. Autosomal recessive
c. Sex-linked dominant
d. Sex-linked recessive
e. Codominant
f. Incompletely dominant
37. In this dragon pedigree, the “color” trait is best described as:
a. Autosomal dominant
b. Autosomal recessive
c. Sex-linked dominant
d. Sex-linked recessive
e. Codominant
f. Incompletely dominant
38. In this dragon pedigree, the "breathing fire" trait is best described as:
a. Autosomal dominant
b. Autosomal recessive
c. Sex-linked dominant
d. Sex-linked recessive
e. Codominant
f. Incompletely dominant
39. In this dragon pedigree, the legs trait (dragons can have 0, 2 or 4 legs) is best described as:
a. Autosomal dominant
b. Autosomal recessive
c. Sex-linked dominant
d. Sex-linked recessive
e. Codominant
f. Incompletely dominant
Heredity B 2013 States
Station 8
40. Process A is called:
41. The process shown in B (the cytoplasm) is called:
42. C is called:
43. D is called:
44. E is called:
45. F is composed of:
Heredity B 2013 States
Station 9
46. The first amino acid in a protein is always
a. adenine
b. lysine
c. threonine
d. serine
e. none of these
47. If the bases in a chromosome are 30% adenine, what percentages of the bases is cytosine?
a. 10%
b. 20%
c. 40%
d. 60%
e. 80%
48. Which of these does NOT true of an autosomal dominant trait?
a. usually appears in both sexes with equal frequency
b. both sexes transmit the trait to their offspring
c. tends to skip generations
d. when one parent is unaffected and the other is affected, approximately half of the
offspring will be affected
49. A couple seeks testing and counseling after they have a child with cystic fibrosis. Testing reveals
that the mother is a carrier, but the father is not. How can these results be explained?
a. The man tested is not the father
b. A mutation altered the child’s normal allele
c. Uniparental disomy
d. All of the above are possible
50. In pepper plants, the allele for hot flavor is dominant to the allele for mild flavor. A farmer
crosses a homozygous hot plant with a mild plant. What percentage of the offspring from this
cross will have hot flavor?
a. 25%
b. 50%
c. 75%
d. 100%
Heredity B 2013 States
Station 10
Ms. Smith, Ms. Smithie, and Ms. Smythe all entered the same hospital and gave birth to baby girls on
the same day, and all three babies were taken to the nursery to receive care. Someone later claimed
that the hospital mixed up the babies. It is your job to make sure that each pair of parents has the
correct baby, so you order blood typing to be done on all the parents and all the babies. Here are the
results:
Parent
Ms. Smith
Mr. Smith
Ms. Smithie
Mr. Smithie
Ms. Smythe
Mr. Smythe
Blood Type
A–
B–
B–
O+
A+
B–
Baby
Baby A
Baby B
Baby C
51. Which parents gave birth to Baby A?
a. Smith
b. Smithie
c. Smythe
d. None of these
52. Which parents gave birth to Baby B?
a. Smith
b. Smithie
c. Smythe
d. None of these
53. Which mother is homozygous for her ABO blood group genotype?
a. Ms. Smith
b. Ms. Smithie
c. Ms. Smythe
d. All of these are equally likely
54. The ABO blood group is a trait which is:
a. autosomal recessive
b. autosomal dominant
c. incompletely dominant
d. incompletely penetrant
e. codominant
Blood Type
O+
A–
A+
Heredity B 2013 States
Station 11
Name the following:
55. Diagram used to predict the outcome of a genetic cross
56. The study of heredity
57. Observable characteristics of an organism
58. An individual with two different alleles for a trait
59. The first two individuals that mate in a genetic cross
60. Characteristic of an organism that is influenced by several genes
61. Cross involving one pair of contrasting traits
62. Condition in which a trait in an individual is intermediate between the phenotype of its two
parents
Heredity B 2013 States
Station 12
Translate the following DNA sequences into protein. Write answers in the form of Asp-Met-Tyr-STOP.
63. 5 - AATGAAATGCCGATCGTAG
64. 5 - ATGCATCCGTACTAACATCC
65. 3 - AGTATGTACCTAGACGTTATT
Heredity B 2013 States
Answer KEY for Heredity B 2013
Tiebreakers: Number of total correct answers in station 1, 2, etc.
Station 1
1. telophase
2. metaphase
3. anaphase
4. prophase
5. 4, 2, 3, 1
6. D
Station 2
7. F
8. T
9. F
10. F
11. F
12. T
13. T
Station 3
14. D
15. E
16. 1:1:1:1
17. 1/16
18. 1/4 or 4/16
Station 4
19. 47, XXY
20. Klinefelter Syndrome
21. male
22. 47, XY
23. Patau Syndrome or
Trisomy 13
24. male
Station 5
25. Autosomal recessive
26. X-linked recessive
27. Autosomal dominant
28. A, E, F (must have all)
29. C, H (must have all)
Station 6
30. 16
31. 32
32. 8
33. A
34. B
35. D
Station 7
36. B
37. E
38. D
39. F
Station 8
40. Transcription
41. Translation
42. mRNA
43. Ribosome
44. tRNA
45. amino acids
Station 9
46. E
47. B
48. C
49. D
50. C
Station 10
51. C
52. A
53. C
54. E
Station 11
55. Punnett Square
56. Genetics
57. Phenotype
58. Heterozygous
59. P generation
60. Polygenic trait
61. Monohybrid cross or
monohybrid
62. Incomplete dominance
Station 12
63. Met-Lys-Cys-Arg-SerSTOP
64. Met-His-Pro-Tyr-STOP
65. Met-Asp-Leu-Gln-STOP
Heredity B 2013 States
Response Sheet – Please write clearly!! Illegible answers will not be graded.
Note: The back of the answer sheet may be used as a scratch paper.
Station 1
1.
2.
3.
4.
5.
6.
Station 2 (circle one)
7. TRUE or FALSE
8. TRUE or FALSE
9. TRUE or FALSE
10. TRUE or FALSE
11. TRUE or FALSE
12. TRUE or FALSE
13. TRUE or FALSE
Station 3
14.
15.
16.
17.
18.
Station 4
19.
20.
21.
22.
23.
24.
Station 5
25.
26.
27.
28.
29.
Station 6
30.
31.
32.
33.
34.
35.
Station 7
36.
37.
38.
39.
Station 8
40.
41.
42.
43.
44.
45.
Station 9
46.
47.
48.
49.
50.
Station 10
51.
52.
53.
54.
Station 11
55.
56.
57.
58.
59.
60.
61.
62.
Station 12
63.
64.
65.