Under the microscope, onion cells appear as a neat grid of rectangular boxes. They are tightly packed and arranged in rows, each with a visible nucleus and clear cell wall. Class 8 Science Curiosity Grade 8 Chapter 2 The Invisible Living ...
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Hooke observed a thin slice of cork under his microscope. He discovered tiny compartments resembling honeycombs and called them “cells,” initiating the field of cell biology. Class 8 NCERT Science Curiosity Chapter 2 The Invisible Living World: Beyond Our Naked Eye ...