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What is the significance of progesterone...

What is the significance of progesterone -estrogen combination as a contraceptive measure?

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JMD PUBLICATION-PRACTICE SAMPLE PAPER (SOLVED)-EXERCISE
  1. Are pollination and fertilisation necessary in apomixis? Give reasons.

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  2. How does zona pelucida of ovum help in preventing polyspermy?

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  3. What is the significance of progesterone -estrogen combination as a co...

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  4. Strict conditions are to be followed in medical termination of pregnan...

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  5. Discuss the genetic basis of wrinkled phonotype of Pea seed.

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  6. In a nucleus, the number of ribonucleoside triphosphate is 10 times th...

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  7. Name any three viruses which have RNA as the genetic material.

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  8. Certain pathogens are tissue /organ specific. Justify the statement wi...

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  9. What is the chemical nature of biogas?Name an organism which is involv...

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  10. While doing a PCR,'denaturation' step is missed. What will be its effe...

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  11. What is GEAC? What are its objectives?

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  12. Define phenotypic adaption.Give one example.

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  13. Give characteristics of biotic community.

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  14. What does 'Red' indicate in the IUCN Red list(2004)?

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  15. Which Mendel's law of inheritance is universally acceptable and withou...

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  16. What is a template strand and coding strand ?

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  17. What are the various routes by which transmission of human immunodefic...

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  18. Microbes play a dual role when used for sewage treatment as they not o...

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  19. Describe briefly Restriction Enzymes and DNA.

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  20. Biotechnology has helped farmers to get pest resistant cotton crop. Ex...

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