Please select a subject first
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Name the bond which binds the nucleotides in a DNA.
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Label the parts of the DNA in the diagram given below. Explain the structure briefly.
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How is the structure of DNA organized?
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What is the biological significance of DNA?
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- Assertion: Gas is highly compressible than solid and liquid
- Reason: Interatomic or intermolecular distance in the gas is comparably high.
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Explain why, the ceilings of concert halls are curved.
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What is mean by the reflection of sound?
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Explain reflection at the boundary of a rarer medium.
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Explain Reflection at curved surfaces.
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One roentgen is equal to _______ disintegrations per second.
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The term Ethnobotany was coined by ______.
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Define Ethnobotany and write its importance.
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Coronary heart disease is due to ______.
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What precautions can be taken for preventing heart diseases?
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Changes in lifestyle is a risk factor for occurrence of cardiovascular diseases. Can it be modified ? If yes, suggest measures for prevention.
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Removal of soil particles from the land is called ______.
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Nuclear energy is a renewable energy.
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Overgrazing prevents soil erosion.
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