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Answer within 200 words : Give a struct...

Answer within 200 words : Give a structure of a typical pollen grain and its pre- and post - pollination changes .

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USHA PUBLICATION-PRACTICE PAPER-PRACTICE PAPER
  1. Discuss Mendel's monohybrid cross with checker board.

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  2. Describe initiation step of translation in prokaryotes.

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  3. Answer within 200 words : Give a structure of a typical pollen grain ...

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  4. Which of the following surrounds the penile urethra of man?

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  5. Sex determination in Drosophila melanogaster is based on---

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  6. Which of the following is/are formed during gastrulation?

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  7. Fill in the blanks with correct answer: Trisomy 21st chromosome in hum...

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  8. Fill in the blanks with correct answer: Cancer in gland cell is called...

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  9. Fill up the blanks with correct answer(s): L.S.D. is a natural drug.

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  10. Write notes with 2 to 3 important points : Function of Placenta.

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  11. Write note on Thalasemia.

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  12. Write notes with 2 to 3 important points : Effect of indiscriminate us...

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  13. Write notes with 2 to 3 important points : What is acquired immunity?

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  14. Write notes with 2 to 3 important points : What do you mean by Biopira...

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  15. Write notes with 2 to 3 important points : What is medical termination...

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  16. Differentiate between: Primary oocyte and Secondary oocyte.

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  17. Differentiate between:Innate immunity and Acquired immunity.

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  18. Differentiate between:In vivo fertilization and In vitro fertilization...

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  19. Give an account of the human male reproductive system.

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  20. Briefly describe the various stages of recombination DNA technology of...

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