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Accourding to weismann prediction , ever...

Accourding to weismann prediction , every organism undergoes two kinds of cell divisions. In mitosis, there is no change in chromosomal number (2n) and in Meiosis, chromosomal number is reduced to half (n).
(ii) In which cells, Meiosis takes place ?

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Meiosis occur in sex cells during the formation of gametes .
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VGS PUBLICATION-BRILLIANT-REPRODUCTION THE GENERATING SYSTEM-CREATIVE QUESTIONS FOR NEW MODEL PAPER (4 MARK QUESTIONS)
  1. Read the fllowing table and answer the fllowing questions. (iii)...

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  2. Accourding to weismann prediction , every organism undergoes two kinds...

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  3. Accourding to weismann prediction , every organism undergoes two kinds...

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  4. Accourding to weismann prediction , every organism undergoes two kinds...

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  5. Accourding to weismann prediction , every organism undergoes two kinds...

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  6. Describe different artificial vegetative methods to produce large scal...

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  7. Draw a labelled diagram of female reproductive system.

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  8. Draw a labelled diagram of female reproductive system.

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  9. Among the following organisms can we see asexual reproduction . Write ...

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  10. See the adjacent picture.Which type of pollination will occur in this?...

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  11. Write slogans on 'child marriages - a social evil' .

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  12. Describe the structure of male reproductive system in human beings.

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  13. Describe the structure of male reproductive system in human beings.

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  14. Describe briefly about the female reproductive system in human beings.

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  15. Describe the structure of flower with a neatly labelled diagram.

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  16. Why meiosis is called reduction division?

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  17. What is contraception ?

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  18. Describe the developmental stages of human embryo after fertilization ...

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  19. What is the significance of meiosis?

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  20. Illustrate the process of regeneration in planaria with the help of s...

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