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Industrial melanism as observed in peppered moth proves that

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Important Questions on Principles of Inheritance and Variation

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NTA Errorless Biology Volume-2>Chapter 5 - Principles of Inheritance and Variation>Ordinary Thinking>Q 15

Mongoloid condition is related to

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In mongolism a patient shows

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NTA Errorless Biology Volume-2>Chapter 5 - Principles of Inheritance and Variation>Ordinary Thinking>Q 16
Which of the following is a genetic disease?
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NTA Errorless Biology Volume-2>Chapter 5 - Principles of Inheritance and Variation>Ordinary Thinking>Q 17

Which one of the following conditions in humans is correctly matched with its chromosomal abnormality/linkage

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An abnormal human male phenotype involving an extra X- chromosome is a case of

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NTA Errorless Biology Volume-2>Chapter 5 - Principles of Inheritance and Variation>Ordinary Thinking>Q 18
Mutation is
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NTA Errorless Biology Volume-2>Chapter 5 - Principles of Inheritance and Variation>Ordinary Thinking>Q 19

A person who is trisomic for twenty first pair of chromosomes is

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Number of sex chromosomes is normal in

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NTA Errorless Biology Volume-2>Chapter 5 - Principles of Inheritance and Variation>Ordinary Thinking>Q 20
The monosomic condition in human beings depicted as XO is referred to as
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NTA Errorless Biology Volume-2>Chapter 5 - Principles of Inheritance and Variation>Ordinary Thinking>Q 21
Point (Gene mutation) mutation involves
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NTA Errorless Biology Volume-2>Chapter 5 - Principles of Inheritance and Variation>Ordinary Thinking>Q 22
The number of chromosomes in Turner's syndrome is