1.) A person that is heterozygous for type B blood has which of
the following genotypes? A. I B I B B. I A i C. ii D. I B i
Slide 3
1.) A person that is heterozygous for type B blood has which of
the following genotypes? A. I B I B B. I A i C. ii D. I B i
Slide 4
2. A diagram that traces the inheritance of a single gene
throughout several generations of a family is called A. A karyotype
B. A pedigree C. A genetic map D. A genetograph
Slide 5
2. A diagram that traces the inheritance of a single gene
throughout several generations of a family is called A. A karyotype
B. A pedigree C. A genetic map D. A genetograph
Slide 6
3. If a female fruit fly homozygous for white eyes (X r X r )
is crossed with a red- eyed male (X R Y), what percent of their
offspring who have white eyes? A.0% B.25% C.50% D.75%
Slide 7
3. If a female fruit fly homozygous for white eyes (X r X r )
is crossed with a red- eyed male (X R Y), what percent of their
offspring who have white eyes? A.0% B.25% C.50% D.75% X R y X r X r
X r y X R X r X r y
Slide 8
4. A heterozygous man for blood type B marries a woman
heterozygous for blood type A. The chance that their first child
will have type O blood is A. 0% B. 25% C. 50% D. 75%
Slide 9
4. A heterozygous man for blood type B marries a woman
heterozygous for blood type A. The chance that their first child
will have type O blood is A. 0% B. 25% C. 50% D. 75%
Slide 10
5. Sequence the following events of meiosis in the order in
which they occur: 1. Homologous chromosomes line up along the
equatorial plate 2. Sister chromatids separate from each other 3.
The exchange of genetic material with homologous chromosomes 4.
Homologous chromosomes separate from each other 5. The end of
telophase I leads to haploid cells A.1, 2, 4, 3, 5 B.4, 1, 2, 3, 5
C.3, 1, 4, 5, 2 D.2, 5, 1, 4, 3 E.4, 5, 2, 3, 1
Slide 11
5. Sequence the following events of meiosis in the order in
which they occur: 1. Homologous chromosomes line up along the
equatorial plate 2. Sister chromatids separate from each other 3.
The exchange of genetic material with homologous chromosomes 4.
Homologous chromosomes separate from each other 5. The end of
telophase I leads to haploid cells A.1, 2, 4, 3, 5 B.4, 1, 2, 3, 5
C.3, 1, 4, 5, 2 D.2, 5, 1, 4, 3 E.4, 5, 2, 3, 1
Slide 12
6. Meiosis results in A. 2 diploid cells B. 4 diploid cells C.
2 haploid cells D. 4 haploid cells
Slide 13
6. Meiosis results in A. 2 diploid cells B. 4 diploid cells C.
2 haploid cells D. 4 haploid cells
Slide 14
7. Mitosis results in A. 2 diploid cells B. 4 diploid cells C.
2 haploid cells D. 4 haploid cells
Slide 15
7. Mitosis results in A. 2 diploid cells B. 4 diploid cells C.
2 haploid cells D. 4 haploid cells
Slide 16
9. What is the goal of meiosis? A.Produce cells with unique
genetic material B.Produce genetically identical cells C.Create
unique cells by introducing mutations D.Repair and replace damaged
cells
Slide 17
9. What is the goal of meiosis? A.Produce cells with unique
genetic material B.Produce genetically identical cells C.Create
unique cells by introducing mutations D.Repair and replace damaged
cells
Slide 18
10. A man who is heterozygous for curly hair and a woman who is
heterozygous for straight hair create a child who has wavy hair.
Which type of inheritance pattern is shown? A.Dominance
B.Incomplete dominane C.Multiple alleles D.Linkage
E.Crossing-over
Slide 19
10. A man who is heterozygous for curly hair and a woman who is
heterozygous for straight hair create a child who has wavy hair.
Which type of inheritance pattern is shown? A.Dominance
B.Incomplete dominane C.Multiple alleles D.Linkage
E.Crossing-over
Slide 20
11. Why are sex-linked disorders most often observed in males?
A.The X chromosome only has genes for genetic disorders B.The Y
chromosome cannot have genes that cause genetic disorders C.The Y
chromosome cant mask alleles on the x chromosome D.The x chromosome
has genes only for sex determination
Slide 21
11. Why are sex-linked disorders most often observed in males?
A.The X chromosome only has genes for genetic disorders B.The Y
chromosome cannot have genes that cause genetic disorders C.The Y
chromosome cant mask alleles on the x chromosome D.The x chromosome
has genes only for sex determination
Slide 22
12. What does it mean if someone is a carrier of a disorder
A.The person passes on a disorder to another individual through
close contact/ exposure B.The person does not have the disorder,
but will develop it later in life C.The person does not have the
disorder but can pass it on to future generations D.The allele is
not passed on due to the Y chromosome activation
Slide 23
12. What does it mean if someone is a carrier of a disorder
A.The person passes on a disorder to another individual through
close contact/ exposure B.The person does not have the disorder,
but will develop it later in life C.The person does not have the
disorder but can pass it on to future generations D.The allele is
not passed on due to the Y chromosome activation
Slide 24
13. What is gametogenesis? A.The fertilization of eggs B.The
development of polar bodies C.The movement of sperm D.The
production of gametes
Slide 25
13. What is gametogenesis? A.The fertilization of eggs B.The
development of polar bodies C.The movement of sperm D.The
production of gametes
Slide 26
14. Which of the following cells is a diploid? A.Egg Cell
B.Sperm Cell C.Autosome D.Gamete
Slide 27
14. Which of the following cells is a diploid? A.Egg Cell
B.Sperm Cell C.Autosome D.Gamete
Slide 28
15. What is a diploid cell? A.Cell that has one copy of each
chromosome B.Cell that has two copies of each chromosome C.Cell
that has no chromosomes D.None of the above
Slide 29
15. What is a diploid cell? A.Cell that has one copy of each
chromosome B.Cell that has two copies of each chromosome C.Cell
that has no chromosomes D.None of the above
Slide 30
16. What is a haploid cell? A.Cell that has one copy of each
chromosome B.Cell that has two copies of each chromosome C.Cell
that has no chromosomes D.None of the above
Slide 31
16. What is a haploid cell? A.Cell that has one copy of each
chromosome B.Cell that has two copies of each chromosome C.Cell
that has no chromosomes D.None of the above
Slide 32
17. During metaphase 1 of meiosis A.Centromeres of replicated
chromosomes line up along the cells equator B.Centromeres divide as
sister chromatids move toward opposite poles of the cell
C.Homologous chromosome pairs lineup along the cells equator
D.Homologous chromosomes move toward opposite poles of the
cell
Slide 33
17. During metaphase 1 of meiosis A.Centromeres of replicated
chromosomes line up along the cells equator B.Centromeres divide as
sister chromatids move toward opposite poles of the cell
C.Homologous chromosome pairs lineup along the cells equator
D.Homologous chromosomes move toward opposite poles of the
cell
Slide 34
18. Nondisjuction can occur if __________ chromosomes fail to
separate during meiosis I. A. homologous B. heterozygous C.
defective D. Sex E. Autosome
Slide 35
18. Nondisjuction can occur if __________ chromosomes fail to
separate during meiosis I. A. homologous B. heterozygous C.
defective D. Sex E. Autosome
Slide 36
19. At the completion of meiosis II, there are _______
__________daughter cells A.2 haploid B.4 haploid C.2 diploid D.4
diploid
Slide 37
19. At the completion of meiosis II, there are _______
__________daughter cells A.2 haploid B.4 haploid C.2 diploid D.4
diploid
Slide 38
20. Why must crossing over occur? A.It ensure that all cells
underdoing meiosis remain identical B.It assembles the spindle
fibers and centrioles C.It is a source of genetic variation D.It
creates multiple alleles
Slide 39
20. Why must crossing over occur? A.It ensure that all cells
underdoing meiosis remain identical B.It assembles the spindle
fibers and centrioles C.It is a source of genetic variation D.It
creates multiple alleles Pairs of homologous chromosomes exchange
segments
Slide 40
21. Two heterozygous parents each has a dominant allele for X
brown eyes and a recessive allele x for blue eyes. The phenotypic
ratio is brown:blue eyes in their children is A. 1:2:1 B. 3:1 C.
9:3:3:1 D. 1:3:1
Slide 41
21. Two heterozygous parents each has a dominant allele for X
brown eyes and a recessive allele x for blue eyes. The phenotypic
ratio is brown:blue eyes in their children is A. 1:2:1 B. 3:1 C.
9:3:3:1 D. 1:3:1
Slide 42
22. In humans, meiosis occurs _____ A.Only in the reproductive
organs B.In all tissues C.During growth and repair D.All of the
above
Slide 43
22. In humans, meiosis occurs _____ A.Only in the reproductive
organs B.In all tissues C.During growth and repair D.All of the
above
Slide 44
23. Mitosis is characterized by ____ nuclear divisions A.1 B.2
C.3 D.4
Slide 45
23. Mitosis is characterized by ____ nuclear divisions A.1 B.2
C.3 D.4