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Given pedigree chart depicts the inherit...

Given pedigree chart depicts the inheritance of attached ear lobes, an autosomal recessive trait

Which of the following conclusions drawn is correct ?

A

Parents are heterzygous

B

Parents are homozygous dominant

C

Parents are homozygous recessive

D

none of these

Text Solution

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The correct Answer is:
A
Given pedigree can be illustrated as follows :
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NCERT FINGERTIPS-PRINCIPLES OF INHERITANCE & VARIATION-Principles Of Inheritance & Variation
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  7. Refer to the given family tree and answer the question What are ...

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  8. Inheritance of which of the following traits is shown in the given cro...

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  9. "" is an example of X-linked recessive trait

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  10. If a haemophilic man marries a carroes women than which of the followi...

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  11. The possibility of a female becoming haemophilic is extremely rare bec...

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  14. A coloured man (X^(c)Y) marries a woman who is carrier for haemophilia...

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  15. A marriage between a colourblind man and a normal woman produces

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  16. Red green colourblindness is a sex linked trait. Which of the given st...

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  17. The disease sickle-cell anaemia is caused by the substitution of over...

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  18. Study the given pedigree chart for sickle-cell anaemia and select the ...

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