Instructor/ Dr. Sameer Qari Group No. ةبعشلا مقر
Genetics
5TH semester @ ………
Homework
2Date: / / 2018
Score: 10
Page
1
Student Number Student Name
Questions
1. Study the diagram and Fill in the spaces: 4 Scour
1. ………..
2. ……….
3. ………
4. ………...
2. Explain Models of DNA replication? 6 Scour
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First Model
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Second Model
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Third Model
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3. Fill information's shape in the spaces: 4 Scour
1. ……….……..
2. ………..………….
3. ………
4. ………...………...
Instructor/ Dr. Sameer Qari Group No. ةبعشلا مقر
Genetics
5TH semester @ ………
Homework
2Date: / / 2018
Score: 10
Page
2
5. Answer the flowing questions? 20 Scour
i. Which type of division is used for growth and repair a) Meiosis
b) Mitosis ii. Mitosis
A. Produce haploid daughter cells B. Consists of two cell divisions
C. Occur in germ cells during gamete formation D. Non of the above
E. All the above iii. Meiosis
A. Produce haploid daughter cells B. Consists of two cell divisions
C. Occur in germ cells during gamete formation D. None of the above
E. All of the above
iv. In _______ the sperm and an egg join to form the zygote A. Meiosis
B. Mitosis C. Fertilization D. Replication
v. Mitosis results in two daughter cells that are genetically identical to each other and the parental cell.
A. True B. False vi. B is ______
A. Affected Male B. Affected female C. Carrier Male D. Carrier Female
vii. The type of inheritance in this pedigree is:
A. Autosomal Dominant B. Autosomal Recessive C. X-linked Dominant D. X-linked Recessive
B
Instructor/ Dr. Sameer Qari Group No. ةبعشلا مقر
Genetics
5TH semester @ ………
Homework
2Date: / / 2018
Score: 10
Page
3
viii. The type of inheritance in this pedigree is:
A. Autosomal Dominant B. Autosomal Recessive C. X-linked Dominant D. X-linked Recessive
ix. For a dominant condition to be expressed in individual ______
A. Just one copy of the mutant allele is enough B. Two copies of the mutant allele must be present C. The person must be homozygous for the mutant allele D. None of the above
x. For a recessive condition to be expressed in individual ______
A. Just one copy of the mutant allele is enough B. Two copies of the mutant allele must be present
C. The person must be heterozygous for the mutant allele D. None of the above
6. (A)-What amino acid sequence will be generated based on the following
mRNA codon sequence? 5' AUG.UCU.UCG.UUA.UCC.UUG 3' 6 Scour A. met-arg-glu-arg-glu-arg
B. met-glu-arg-arg-gln-leu C. met-ser-leu-ser-leu-ser D. met-ser-ser-leu-ser-leu
(B)- What amino acid sequence will be generated based on the following mRNA codon sequence?
5' AAA.UGA.UGU. 3' A. Lys.
B. Ser-Tyr-Cys.
C. Lys-Tyr-Cys.
D. Ser-Lys-Gly.
7. Study the figures and answer: 4 Scour
a. What is the type of mutation?
A. Insertion B. Deletion C. Substitution
b. Did this mutation produce a frame-shift?
A. Yes B. No
c. What is the type of mutation?
1. Insertion 2. Deletion 3. Substitution
d. Did this mutation produce a frame-shift?
A. Yes B. No
Instructor/ Dr. Sameer Qari Group No. ةبعشلا مقر
Genetics
5TH semester @ ………
Homework
2Date: / / 2018
Score: 10
Page
4
1.Write the scientific definition of the terms: 10 Scour
Terms Definition
Law of segregation
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Law of Independent Assortment
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Monohybrids ...
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Phenotype ...
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Genotype ...
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7. Fill in the spaces: 6 Scour
1. ……….…..………
2. …………...………..
3. ………….………..
4. …………..……..…………..
5. ………….………..
6. ……….………..
Bonus
10 Scour6. Inheritance of characters by a single gene may deviate from simple Mendelian patterns in the following situations, Definite everyone?
Codominance
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Pleiotropy
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Polygenic
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Epistasis
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In incomplete dominance
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