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Define migration. Mention the types of m...

Define migration. Mention the types of migration in fishes.

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Migration may cause enrichment of the gene pool of such alleles that are being selected for. or anull the effects of selection through replenishment of alleles that were selected against by nature
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TRUEMAN BIOLOGY-GENETICS AND EVOLUTION -SECTION-B
  1. Name the accepted model of plasma membrane. Who proposed it?

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  2. What are the functions of (i) methylated guanasine cap, (ii) poly-A"ta...

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  3. Differentiate between Exons and Introns.

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  4. Comment on the utility of variability in number of tandem repeats duri...

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  5. Write the full of VNTR. How is VNTR different from 'Probe' ?

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  6. A non-haemophilic couple was infomed by their doctor that there is pos...

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  7. In a particular plant species majority of the plants bear purple flowe...

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  8. A cross between a red flower bearing plant and a white flower bearing ...

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  9. In a typical monohybrid cross the F(2)-population ratio is written as ...

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  10. Work out a cross to find the genotype of a tall pea plant. Name the ty...

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  11. (a) Write the specific features of the genetic code AUG (b) Explain...

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  12. Arrange the following groups of plants in an ascending evolutionary s...

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  13. While creation and presence of variation is directionless, natural sel...

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  14. Define Genetic drift. Mention the types.

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  15. Who proposed ''survival of the fittest'' theory?

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  16. In which plant did Mendel perform his experiments? Why did he choose i...

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  17. Define migration. Mention the types of migration in fishes.

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  18. How do darwin' s finches illustrate adaptive radiation ?

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  19. List the two main propositions of Oparin and Haldane.

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  20. Write the Oparin and Haldane hypothesis about the origin of life on Ea...

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