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Question
Give any two examples for “Nano” in nature.
Short Note
Solution
- Single-strand DNA: A single strand of DNA, the building block of all living things, is about three nanometers wide.
- Morpho Butterfly: The scales on the wings of a morpho butterfly contain nanostructures that change the way light waves interact with each other, giving the wings brilliant metallic blue and green hues. Mimic in laboratories manipulation of colours by adjusting the size of nanoparticles with which the materials are made.
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Nanoscience and Nanotechnology
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