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Explain two situations, when independen...

Explain two situations, when independent assortment of genes occurs, resulting is `50%` recombinants

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Two situations are
(i) When the genes of different traits are located on the same chromosome and must be distantly located to enhance the recombination frequency
(ii) When the genes of different traits may be located on different chromosomes
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ARIHANT PUBLICATION-HEREDITY AND VARIATION-Part II Questions For Practice (Short Answer Type Questions )
  1. Linkage and crossing over of genes are alternatives of each other . J...

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  2. Two heterozygous parents are crossed . If the two loci are linked, wh...

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  3. Explain two situations, when independent assortment of genes occurs,...

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  4. In a dihybrid cross, white-eyed, yellow -bodied female Drosophila was ...

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  5. How do biologists use cross over frequencies to map genes on chromoso...

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  6. Explain the phenomenon of multiple allelism and codominance taking ...

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  7. What is the phenotype of the following (a) l^(A) i (b) ii

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  8. A child has blood group O. If the father has blood group A and mother ...

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  9. Explain the following What is the most common example of pleiot...

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  10. Explain the following How are the pleiotropic genes useful ?

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  11. State the significance of crossingover.

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  12. What is Chiasma ?

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  13. What is likage? mention it's Significance.

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  14. Write a short notes on: Crossing over

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  15. Define multiple allelism

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  16. During his studies on genes in Drosophila that were sex-linked, TH ...

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  17. List three different allelic forms of gene 'I' in human . Explain th...

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  18. A woman with blood group 'A' marries a man with blood group 'O' . Di...

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  19. A woman with blood group 'A' marries a man with blood group 'O' . Di...

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  20. blood group are called universal recipient.

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