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In a family, father had a trait but moth...

In a family, father had a trait but mother did not. All their sons and daughters had this trait. The same trait was found in some grand daughters, through daughters were married to normal persons.

In this pedigree the genotypes of father, mother and husbands of daughters are

A

father is AA, mother is aa, husbands are aa.

B

father is AA, mother is aa, and husbands are AA

C

father is aa, mother is Aa, husbands AA

D

father is AA, mother AA, one husbands is Aa and second husband aa

Text Solution

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The correct Answer is:
A
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TRUEMAN BIOLOGY-PRINCIPLES OF INHERITANCE AND VARIATIONS -MCQs
  1. In the given pedigree, what the shaded symbols indicate 1. Dominan...

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  2. From the pedigree of a family given below, it is clear that trait is i...

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  3. In a family, father had a trait but mother did not. All their sons and...

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  4. Which gene is connected with multiple phenotypes?

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  5. If both parents are albino, all the offspring shall be

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  6. Albinism is due to nonsynthesis (absence) of melanin on account of abs...

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  7. A recessive trait in garden pea is

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  8. Which is correct about traits chosen by Mendel ?

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  9. "Gametes are never hybrid ". It is a statement of law of

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  10. 23 pairs of chromosomes can give rise to how many combinations?

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  11. R is dominant red flower trait while r is recessive white flower trait...

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  12. In complementary genes, the dihybrid ratio of 9:3:3:1 is modified to

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  13. Select the statement which is not correct?

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  14. On selfing a plant of F(1)-generation with genotype "AABbCC", the phen...

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  15. Individual with solid symbol is sufferer of a genetic disease due to r...

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  16. Rh factor found in man and Rhesus monkey was discovered by

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  17. Gene is a stable discrete unit of information (heredity). This term ge...

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  18. The type of inheritance shown by Mendel in pea is:-

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  19. A gene which can occur is more than two alternative forms present on t...

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  20. Male honey bee has 16 chromosomes. What is the number chromosomes in w...

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