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Biology 103 Lab Final
1. How many pairs of chromosomes does a normal human
somatic cell have?
A. 46
B. 23
C. 22
D. 44
E. 21
2. How many chromosomes does a normal human gamete have?
A. 46
B. 23
C. 22
D. 44
E. 21
3. What phase is pictured?
A. Interphase
B. Prophase
C. Metaphase
D. Anaphase
E. Telophase
4. What phase is pictured?
a. Interphase
b. Prophase
c. Metaphase
d. Anaphase
e. Telophase
5. What phase is pictured?
a. Interphase
b. Prophase
c. Metaphase
d. Anaphase
e. Telophase
6. If a man with type O blood and a woman with type A blood
have a child with Type O blood, what a are the genotypes of the
parents?
A. AA and OO
B. AO and AO
C. AO and OO
D. AB and OO
E. OO and OO
7. What is the difference in animal mitosis and plant mitosis?
A. Plant cells do not have a nucleus and animal cells do.
B. Plants duplicate their chloroplasts and animal cells do
not duplicate their mitochondria.
C. Plant mitosis is faster than animal mitosis.
D. Plant cells skip metaphase.
E. Plant cells separate by a cell plate and animal cells
separate by a cleavage furrow.
8. The study of hereditary patterns in living things is known as
A. Life
B. Genetics
C. Phenotyping
D. Genotyping
E. Traits
9. Who is the Father of Genetics?
a. Hooke
b. Darwin
c. Linne
d. Mendel
e. van Leeuwnhoek
10. A monohybrid cross involves how many traits?
a. 1
b. 2
c. 3
d. 4
e. 5
11. A dihybrid cross involves how many traits?
a. 1
b. 2
c. 3
d. 4
e. 5
12. How many different kinds of gametes may be produced by
an organism with the genotype AaBb?
A. 1
B. 2
C. 3
D. 4
E. 5
13. Which of the following is not one of the blood phenotypes?
A. AB
B. O
C. B
D. A
E. BB
14. Which of the following chromosomes represents a normal
human female?
A. XX
B. XYY
C. XY
D. X
E. Y
15. What causes Down’s syndrome?
A. An extra Y chromosome
B. An extra X chromosome
C. A missing chromosome on the 21st pair.
D. An extra chromosome on the 21st pair.
E. An extra chromosome on the 5th pair.
16. What causes Kleinfelter’s syndrome?
A. An extra Y chromosome
B. An extra X chromosome
C. A missing chromosome on the 21st pair.
D. An extra chromosome on the 21st pair.
E. An extra chromosome on the 5th pair.
17. The physical appearance of an individual
A. Character
B. Genotype
C. Dominance
D. Phenotype
E. Recessiveness
18. The genetic composition an individual possesses for a given
trait
A. Allele
B. Gene pool
C. Genotype
D. Phenotype
E. None of these
Matching
19. _______ heterozygous A. masks the recessive
form of a trait
20. _______ homozygous B. covered by the dominant
form of a trait
21. _______ allele C. one dominant an one
recessive allele for a trait
22. _______ dominant D. one of two or more
possible forms of a gene
23. _______ recessive E. two identical alleles for a
certain trait
Genetic Problems
24. In pea plants yellow seeds are dominant to green. A genetic
cross between a heterozygous pea plant and a green pea plant
will yield what percent green-seeded plants?
A. 0 %
B. 25 %
C. 50 %
D. 75 %
E. 100 %
25. In certain trees smooth bark is dominant over wrinkled.
Cross two trees that are heterozygous for smooth bark. If there
are 100 offspring produced, how many will have wrinkled bark?
A. 0
B. 25
C. 50
D. 75
E. 100
26. In summer squash, white fruit (W) is dominant over yellow
(w), and “disk” fruit shape (D) is dominant over “sphere” shape
(d). In a cross between a squash plant this has yellow fruit color
and homozygous for disk fruit shape and one homozygous for
white fruit color and sphere fruit shape, what percentage of the
offspring will have “disk” fruit shape?
F. 0 %
G. 25 %
H. 50 %
I. 75 %
J. 100 %
27. A man with type O blood has a sister with type AB blood.
What are the genotypes and phenotypes of their parents?
A. O and AB
B. A and AB
C. B and AB
D. A and B
E. A and O
28. The inheritance of curly hair illustrates incomplete
dominance. When a curly-haired individual reproduces with a
straight-haired one, the children all have wavy hair. What
offspring would be produced, and in what proportions, when
two people with wavy hair reproduce?
A. 25 % Wavy: 50 % Curly: 25 % Straight
B. 25 % Straight: 50 % Curly: 25 % Wavy
C. 25 % Curly: 50 % Wavy: 25 % Straight
D. 100 % Wavy
E. 100 % Curly
29. If a woman with AB blood and a man with O blood have a
baby, what are the chances that the baby will have A blood?
A. 0 %
B. 25 %
C. 50 %
D. 75 %
E. 100 %
30. Blood types are an example of ?
A. Complete dominance
B. Incomplete dominance
C. Multiple alleles
D. B &C
E. A, B, & C
31. In dogs Black fur is dominant over white fur and brown eyes
are dominant over blue eyes. If you cross two individuals that
are heterozygous for both traits, how many offspring will have
black fur and blue eyes.
A. 9
B. 4
C. 3
D.1
E. 0
32. In cattle, white colored coats are incompletely dominant
over red colored coats. When a white colored cow and a red
colored bull mate all of the offspring are heterozygous for coat
color producing a “roan” colored coat. If a roan cow and a roan
bull mate what percentage of their offspring will be roan?
A. 0 %
B. 25 %
C. 50 %
D. 75 %
E. 100 %

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Biology 103 Lab Final1. How many pairs of chromosomes does a n.docx

  • 1. Biology 103 Lab Final 1. How many pairs of chromosomes does a normal human somatic cell have? A. 46 B. 23 C. 22 D. 44 E. 21 2. How many chromosomes does a normal human gamete have? A. 46 B. 23 C. 22 D. 44 E. 21 3. What phase is pictured? A. Interphase B. Prophase C. Metaphase D. Anaphase E. Telophase 4. What phase is pictured? a. Interphase b. Prophase c. Metaphase d. Anaphase e. Telophase
  • 2. 5. What phase is pictured? a. Interphase b. Prophase c. Metaphase d. Anaphase e. Telophase 6. If a man with type O blood and a woman with type A blood have a child with Type O blood, what a are the genotypes of the parents? A. AA and OO B. AO and AO C. AO and OO D. AB and OO E. OO and OO 7. What is the difference in animal mitosis and plant mitosis? A. Plant cells do not have a nucleus and animal cells do. B. Plants duplicate their chloroplasts and animal cells do not duplicate their mitochondria. C. Plant mitosis is faster than animal mitosis. D. Plant cells skip metaphase. E. Plant cells separate by a cell plate and animal cells separate by a cleavage furrow.
  • 3. 8. The study of hereditary patterns in living things is known as A. Life B. Genetics C. Phenotyping D. Genotyping E. Traits 9. Who is the Father of Genetics? a. Hooke b. Darwin c. Linne d. Mendel e. van Leeuwnhoek 10. A monohybrid cross involves how many traits? a. 1 b. 2 c. 3 d. 4 e. 5 11. A dihybrid cross involves how many traits? a. 1 b. 2 c. 3 d. 4 e. 5 12. How many different kinds of gametes may be produced by an organism with the genotype AaBb? A. 1 B. 2 C. 3 D. 4
  • 4. E. 5 13. Which of the following is not one of the blood phenotypes? A. AB B. O C. B D. A E. BB 14. Which of the following chromosomes represents a normal human female? A. XX B. XYY C. XY D. X E. Y 15. What causes Down’s syndrome? A. An extra Y chromosome B. An extra X chromosome C. A missing chromosome on the 21st pair. D. An extra chromosome on the 21st pair. E. An extra chromosome on the 5th pair. 16. What causes Kleinfelter’s syndrome? A. An extra Y chromosome B. An extra X chromosome C. A missing chromosome on the 21st pair. D. An extra chromosome on the 21st pair. E. An extra chromosome on the 5th pair. 17. The physical appearance of an individual A. Character B. Genotype
  • 5. C. Dominance D. Phenotype E. Recessiveness 18. The genetic composition an individual possesses for a given trait A. Allele B. Gene pool C. Genotype D. Phenotype E. None of these Matching 19. _______ heterozygous A. masks the recessive form of a trait 20. _______ homozygous B. covered by the dominant form of a trait 21. _______ allele C. one dominant an one recessive allele for a trait 22. _______ dominant D. one of two or more possible forms of a gene 23. _______ recessive E. two identical alleles for a certain trait Genetic Problems 24. In pea plants yellow seeds are dominant to green. A genetic cross between a heterozygous pea plant and a green pea plant will yield what percent green-seeded plants? A. 0 % B. 25 % C. 50 %
  • 6. D. 75 % E. 100 % 25. In certain trees smooth bark is dominant over wrinkled. Cross two trees that are heterozygous for smooth bark. If there are 100 offspring produced, how many will have wrinkled bark? A. 0 B. 25 C. 50 D. 75 E. 100 26. In summer squash, white fruit (W) is dominant over yellow (w), and “disk” fruit shape (D) is dominant over “sphere” shape (d). In a cross between a squash plant this has yellow fruit color and homozygous for disk fruit shape and one homozygous for white fruit color and sphere fruit shape, what percentage of the offspring will have “disk” fruit shape? F. 0 % G. 25 % H. 50 % I. 75 % J. 100 % 27. A man with type O blood has a sister with type AB blood. What are the genotypes and phenotypes of their parents? A. O and AB B. A and AB C. B and AB D. A and B E. A and O 28. The inheritance of curly hair illustrates incomplete dominance. When a curly-haired individual reproduces with a
  • 7. straight-haired one, the children all have wavy hair. What offspring would be produced, and in what proportions, when two people with wavy hair reproduce? A. 25 % Wavy: 50 % Curly: 25 % Straight B. 25 % Straight: 50 % Curly: 25 % Wavy C. 25 % Curly: 50 % Wavy: 25 % Straight D. 100 % Wavy E. 100 % Curly 29. If a woman with AB blood and a man with O blood have a baby, what are the chances that the baby will have A blood? A. 0 % B. 25 % C. 50 % D. 75 % E. 100 % 30. Blood types are an example of ? A. Complete dominance B. Incomplete dominance C. Multiple alleles D. B &C E. A, B, & C 31. In dogs Black fur is dominant over white fur and brown eyes are dominant over blue eyes. If you cross two individuals that are heterozygous for both traits, how many offspring will have black fur and blue eyes. A. 9 B. 4 C. 3 D.1 E. 0 32. In cattle, white colored coats are incompletely dominant over red colored coats. When a white colored cow and a red
  • 8. colored bull mate all of the offspring are heterozygous for coat color producing a “roan” colored coat. If a roan cow and a roan bull mate what percentage of their offspring will be roan? A. 0 % B. 25 % C. 50 % D. 75 % E. 100 %