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What is biogensis? Who proposed life is ...

What is biogensis? Who proposed life is always formed from pre-existing life?

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What is life?

Who showed that life comes only from pre-existing life?

Who proposed the name malaria from bad air ?

Louis Pasteur's experiments, if you recall, proved that life can arise from only pre-existing life. Can we correct this as life evolves from pre-existent life or otherwise we will never answer the question as to how the first forms of life arose? Comment.

Which of the following is not correct? Virchow explained that cells are formed from pre-existing cells.

The idea that life originates from pre-existing life is referred as

What was the site of origin of life ?

Who proposed that the first form of the could have come from pre-existing non-living organic molecules ?

In 1953 S. L. Miller created primitive earth conditions in the laboratory and gave experimental evidence for organic of first form of life from pre-existing non-living organic molecules. The primitive earth conditions created include:

MBD-MODEL TEST PAPER -1 -EXERCISE
  1. How does colostrum provide initial protection against diseases to new-...

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  2. In antirrhinum (sanpdragon) all its flower was crossed with a white fl...

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  3. What is biogensis? Who proposed life is always formed from pre-existin...

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  4. Would it be appropriate to use DNA probes such as VNTR in DNA fingerp...

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  5. Why is the time of treatment for a gentic disease different from an in...

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  6. What is the function of TPA?

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  7. Why are green plants not found beyond certain depth in the ocean?

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  8. Assertion : Primary transcripts in eukaryotes are non- functional. Re...

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  9. Assertion : E.coli having pBR322 with DNA insert at BamH 1 site cannot...

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  10. Name the mode of reproduction that helps in producing genetically iden...

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  11. Assertion: In India , the human popultion is currently undergoing the ...

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  12. Many diseases can be diagnosed by observing the symptoms in the patien...

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  13. Read the paragraph and answer the following questions

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  14. Comment on the essential features required for an ideal contraceptive.

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  15. a man with blood group A married woman with blood group B. they have a...

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  16. Give an example for convergent evolution and identify the features to ...

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  17. What do you understand by the term selectable marker?

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  18. How is a continous culture system maintained in bioreactors and why?

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  19. Trophical regions are likely to have more biological diversity than te...

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  20. What is EcoRI? How does EcoRI differ from an exonuclease?

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