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XII BOARDS PREVIOUS YEAR-XII BOARDS-SET-III
- Biopiracy should be prevented. State why and how
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- Why is tobacco smoking associated with rise in blood pressure and emph...
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- What is polyblend ? Why did the plastic manufacturers think of produci...
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- Study the diagram showing replication of HIV in humans and answer the ...
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- Answer the following questions based on Meselson and Stahl s experimen...
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- (a) State the arrangement of different genes that in bacteria is refer...
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- A true breeding homozygous pea plant with green pods and axial flowers...
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- Some allergens sneezing and wheezing in human beings. What causes this...
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- Are the thorn of Bougainvillea and tendril of cucurbita homologous or ...
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- Mention the two addition processing which hnRNA needs to undergo after...
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- Which of the following is a free living bacteria that can fix nitrogen...
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- Name the muscular and the glandular layers of human uterus . Which one...
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- Name the hormnal composition of the oral contraceptive used by human f...
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- What is 'r' in the population equation given : dN/dt = rN
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- How does the increase and the decrease in the value of'r' affect the p...
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- Name the respective forms in which the malaria parasite gains entry in...
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- Name the hosts where the sexual and the asexual reproductions of malar...
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- Name the toxin responsible for the appearance of symptoms of malaria i...
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- What did Meselson and Stahl observe when They cultured E. coli in a...
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- You are given a red flower-bearing pea plant and a red flower-hearing ...
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