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Q. No.Male and female individuals in which of the following organisms do not have the same number of chromosomes?
(a) Human
(b) Grasshopper
(c) Honey bee
(d) Drosophila
1. (a) and (d)
2. (b) and (c)
3. (b) and (d)
4. (c) only
Subtopic: Sex Determination |
78%
Level 2: 60%+
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Subtopic: Non - Disjunction & Aneuploidy |
80%
Level 1: 80%+
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A normal man and a normal woman both have one of their parent albino, if get married then what is the probability of their child being albino?
1. 20%
2. 25%
3. 75%
4. 80%
1. 20%
2. 25%
3. 75%
4. 80%
Subtopic: Mendelian Disorders |
76%
Level 2: 60%+
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Gynaecomastia is present in which syndrome?
1. Turner
2. Klinefelter
3. Down
4. None of the above
1. Turner
2. Klinefelter
3. Down
4. None of the above
Subtopic: Sex Aneuploidy - Turner & Klinefelter Syndrome |
90%
Level 1: 80%+
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Which one of them is odd with respect to human male?
1. Absence of one X-chromosome
2. Addition of one X-chromosome
3. Presence of XY- chromosome
4. Absence of Barr body
1. Absence of one X-chromosome
2. Addition of one X-chromosome
3. Presence of XY- chromosome
4. Absence of Barr body
Subtopic: Sex Determination |
Level 3: 35%-60%
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Subtopic: Sex Aneuploidy - Turner & Klinefelter Syndrome |
67%
Level 2: 60%+
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Non-disjunction in meiosis results in:
1. trisomy
2. normal diploid
3. gene mutation
4. None of these
1. trisomy
2. normal diploid
3. gene mutation
4. None of these
Subtopic: Non - Disjunction & Aneuploidy |
77%
Level 2: 60%+
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AB blood group shows:
1. Codominance
2. incomplete dominance
3. polygenic inheritance
4. pleiotropy
1. Codominance
2. incomplete dominance
3. polygenic inheritance
4. pleiotropy
Subtopic: Monohybrid Cross: Further Understanding |
91%
Level 1: 80%+
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Subtopic: Sex Aneuploidy - Turner & Klinefelter Syndrome |
90%
Level 1: 80%+
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Which trait is shown by given pedigree analysis?
1. Autosomal dominant
2. X-Linked dominant
3. Autosomal recessive
4. X-Linked recessive
1. Autosomal dominant
2. X-Linked dominant
3. Autosomal recessive
4. X-Linked recessive
Subtopic: Pedigree Analysis: Problem Solving | Pedigree Analysis: More Examples |
66%
Level 2: 60%+
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