(Answered) In 1665 robert hooke an english scientist published his

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In 1665, Robert Hooke, an English scientist, published his book Micrographia, in which he described that pieces of cork viewed under a microscope presented small cavities, similar to pores and filled with air.

Based on knowledge discovered later on, what do you think those cavities were composed of? What is the historical importance of this observation?

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