Cell concept

Scientists as soon as thought that life spontaneously emerged from nonliving things. Thanks to experimentation and also the invention of the microscope, it is now known that life comes from preexisting life and also that cells come native preexisting cells.

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Micrographia Cover

English scientist Robert Hooke published Micrographia in 1665. In it, he illustrated the smallest complete parts of an organism, which he called cells.

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In 1665, Robert Hooke released Micrographia, a book filled with drawings and also descriptions that the organisms he viewed under the recently developed microscope. The creation of the microscope brought about the discovery of the cell by Hooke. While looking in ~ cork, Hooke observed box-shaped structures, which he dubbed “cells” as they reminded him of the cells, or rooms, in monasteries. This discovery led to the breakthrough of the classic cell theory.The timeless cell theory was suggest by Theodor Schwann in 1839. There are three components to this theory. The very first part states that all organisms are made that cells. The second part states that cells room the simple units that life. These parts were based on a conclusion made by Schwann and also Matthias Schleiden in 1838, after comparing their observations of plant and animal cells. The third part, which asserts that cells come indigenous preexisting cells that have actually multiplied, was explained by Rudolf Virchow in 1858, as soon as he declared omnis cellula e cellula (all cells come native cells).Since the formation of classical cell theory, modern technology has improved, allowing for more detailed observations that have actually led to new discoveries around cells. This findings led to the development of the contemporary cell theory, which has actually three main additions: first, the DNA is passed in between cells throughout cell division; second, the the cells of all organisms in ~ a comparable species are largely the same, both structurally and chemically; and finally, that power flow occurs in ~ cells.

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English scientist Robert Hookepublished Micrographia in 1665. In it, heillustratedthe smallest finish parts of one organism,which that calledcells.