(D) The correct answer is $D$. Polydactyly is a dominant genetic trait in humans,characterized by the presence of extra fingers or toes. In contrast,A

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(D) The correct answer is $D$. Polydactyly is a dominant genetic trait in humans,characterized by the presence of extra fingers or toes. In contrast,Albinism,Sickle cell anaemia,and Phenylketonuria are all examples of autosomal recessive disorders.

Class 12 Biology Principles of Inheritance and Variation Pedigree Analysis and Mendelian disorders

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Which one of the following is a dominant trait?

A
Albinism
B
Sickle cell anaemia
C
Phenylketonuria
D
Polydactyly

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Class 12 Questions

Class 12

Biology Questions

Chapter

Principles of Inheritance and Variation

Subtopic

Pedigree Analysis and Mendelian disorders

Females rarely experience the physiologic defect of haemophilia because they do so only when they are:

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Assertion: Haemophilia is a recessive sex-linked disease.
Reason: Haemophilia occurs due to mutation of a structural gene on chromosome $15$.

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Which of the following diseases is genetically linked?

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The female children of a haemophilic man and a carrier woman are likely to be:

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Describe pedigree analysis and draw its symbols.

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Which one of the following is a dominant trait?

Similar Questions

Females rarely experience the physiologic defect of haemophilia because they do so only when they are:

Assertion: Haemophilia is a recessive sex-linked disease.Reason: Haemophilia occurs due to mutation of a structural gene on chromosome $15$.

Which of the following diseases is genetically linked?

The female children of a haemophilic man and a carrier woman are likely to be:

Describe pedigree analysis and draw its symbols.

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Exam Paper Generator

Online Exam Module

Assertion: Haemophilia is a recessive sex-linked disease.
Reason: Haemophilia occurs due to mutation of a structural gene on chromosome $15$.