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ABO blood group in human is an example o...

ABO blood group in human is an example of

A

Multiple allelism

B

Pleotropism

C

Incomplete dominance

D

Polygenic mechanism

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The correct Answer is:
a
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ABO blood group in man is controlled by

Assertion (A) : Pleiotropic gene affects multiple traits Reason (R ) : ABO blood group is an example for Pleiotropism

ABO blood groups in human beings are controlled by the gene I . The gene I has three alleles - I^(A),I^(B) and i . Since there are three different alleles, six different genotypes are possible How many phenotypes can occur ?

ABO blood groups in humans are controlled by the gene I. It has three alleles - IA, IB and i. Since there are three different alleles, six different genotypes are possible. How many phenotypes can occur?

FULL MARKS-PRINCIPLES OF INHERITANCE AND VARIATION -Additional Questions 1 Mark Question
  1. If a colorblind female marries a normal male, their sons will be ........

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  2. Excess hair growth on pinna is feature noticed only in males because.....

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  3. ABO blood group in human is an example of

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  4. Unit of hearedity is .................. .

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  5. Identify the proper dominance hierarchy.

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  6. Haemophilia in man is due to

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  7. Identify the correct statement.

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  8. Which blood group doesnot possess antibodies?

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  9. Assertion (A): On diagnosis. Ramu is reported to have under developed ...

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  10. Find out the odd man out

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  11. Pick out the odd one out regarding Mendelian disorder.

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  12. Match the following {:("A Down 's syndrome",i. 44"AA"+XXY),(B "Patau...

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  13. If a colorblind female marries a normal male, their sons will be ........

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  14. Pick out the correct statement. (i) Karyotyping helps in gender iden...

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  15. DOPA stands for .................... .

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  16. Antiodies developed against Rh antigen is called .

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  17. Which of the following symbol is used in pedigree analysis to represen...

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  18. A colorblind man marries a women with normal sight who has no history ...

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  19. What are multiple alleles?

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  20. Identify the incorrect statement regarding haplodiploidy

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