Cells are the basic unit of life.
They are sacs of fluid surrounded by membranes.
Inside the fluid float chemicals and organelles.
And we know all that due to magnifying ability of microscopes. Early microscopes did not magnify to a great extent, but nowadays, there are modern light microscopes that can magnify 1,500 times and electron microscopes that can magnify up to two million times. [Read more…] about Compound light microscope magnification