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Semester 2 Final Exam II
2011/2012
Your Topic
LE 2.6
Change in
Sequence,
Change in Trait
LE 2.7
A Gene for
Everything
LE 2.8
Legacy of
Heredity
LE 2.9
In the Abbey
Garden
LE 2.10
What Mendel
Never Knew
200
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200
400
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400
600
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800
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1000
1000
1000
1000
1000
Bonus Question: 5000 pts
LE 2.6
Change in Sequence,
Change in Trait: 200
• Question:
• Changes in the normal sequence of bases
within a strand of DNA are called
• Answer
• mutations
LE 2.6
Change in Sequence,
Change in Trait: 400
• Question:
• Mutations that can be inherited are found in
what type of cells?
• Answer
• gametes
LE 2.6
Change in Sequence,
Change in Trait: 600
• Question:
• These mutations are caused by either adding a
base OR by deleting a base, resulting in a shift
of the reading frame
• Answer
• Frameshift mutation
LE 2.6
Change in Sequence,
Change in Trait: 800
• Question:
• If a STOP codon is the result of a point
mutation, what type of mutation will occur?
• Answer
• Nonsense
LE 2.6
Change in Sequence, Change
in Trait: 1000
• Question:
• If a nucleotide base is removed from a
sequence, what type of mutation has
occurred?
• Answer
• deletion
LE 2.7
A Gene for Everything
: 200
• Question:
• During cell division, DNA is tightly packed into
structures called
• Answer
• chromosomes
LE 2.7
A Gene for
Everything: 400
• Question:
• How many pairs of autosomes do our
(humans) somatic cells have?
• Answer
• 22
LE 2.7
A Gene for
Everything : 600
• Question:
• If an animal cell has 70 chromosomes in its
somatic cells, how many chromosomes will it
have in its gametes?
• Answer
• 35
LE 2.7
A Gene for
Everything : 800
• Question:
• How many chromosomes are in a human
gamete?
• Answer
• 23
LE 2.7
A Gene for
Everything :
1000
• Question:
• What is the central structure of a
chromosome that holds two sister chromatids
together?
• Answer
• centromere
LE 2.8
Legacy of
Heredity : 200
• Question:
• Meiosis produces how many sperm cells from
one original cell?
• Answer
• 4
LE 2.8
Legacy of
Heredity : 400
• Question:
• This is one of the two processes that results in
genetic recombination. It occurs in the first
phase of meiosis.
• Answer
• Crossing over
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LE 2.8
Legacy of
Heredity : 600
Question:
A zygote is formed by what process?
Answer
fertilization
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LE 2.8
Legacy of
Heredity : 800
Question:
In female organisms, meiosis is referred to as
Answer
oogenesis
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LE 2.8
Legacy of
Heredity : 1000
Question:
Identify the stages of meiosis.
Answer
A = prophase,
B = metaphase,
C = anaphase
D = telophase
LE 2.9
In the Abbey Garden: 200
• Question:
• Who is referred to as the “Father” of modern
genetics?
• Answer
• Gregor Mendel
In the Abbey Garden
: 400
• Question:
• The physical traits that an organism expresses
are referred to as the organism’s …
• Answer
• phenotype
LE 2.9
In the Abbey Garden : 600
• Question:
• The genetic makeup of an organism is called
its …
• Answer
• genotype
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LE 2.9
In the Abbey Garden: 800
Question:
A variation of a single gene is called an …
Answer
allele
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LE 2.9
In the Abbey Garden : 1000
Question:
Identify the parts of the flowering plant
Answer
A=stigma; B = anther
C = petal; D = sepal
E = ovary; F = stem
H = filament
LE 2.10
What Mendel Never Knew
: 200
• Question:
• If a yellow flower is crossed with a red flower
and an orange flower is produced, what mode
(type) of inheritance is observed?
• Answer
• Incomplete dominance
LE 2.10
What Mendel Never Knew
: 400
• Question:
• If a chicken with blue feathers is crossed with
a chicken red feathers and the offspring
chicken has both red and blue feathers, what
mode (type) of inheritance is observed?
• Answer
• codominance
LE 2.10
What Mendel Never Knew
: 600
• Question:
• Human blood type is determined by inheriting
2 of 3 alleles. If a person inherits both A and B
alleles, both alleles are expressed.
• Answer
• codominance
LE 2.10
What Mendel Never Knew
: 800
• Question:
• Skin color in humans is a single trait yet it is
controlled by at least 6 different genes. What
mode (type) of inheritance is observed?
• Answer
• polygenic
LE 2.10
What Mendel Never Knew
: 1000
• Question:
• In rats, a mutation in ONE gene causes effects
in the all parts of the rat that contains
cartilage, and therefore multiple symptoms
appear. What mode (type) of inheritance is
observed?
• Answer
• Pleiotropy
Bonus Question:
5000 pts.
• Question:
• You can ask a question here, Since this is the
Bonus Q. it should be the hardest question.
• Answer
• …
• (The answer here!)
Daily Double
The Winner Of The Last Round
Write Down How Much Money
You Are Willing To Risk
If You get the Question write you win that money
If you get it wrong you Loss the money!
Daily Double
The Winner Of The Last Round
Write Down How Much Money
You Are Willing To Risk
If You get the Question write you win that money
If you get it wrong you Loss the money!