Schwann publishes book (1 Jun 1839 Jahr – 31 Dez 1839 Jahr)

Beschreibung:

Schwann wrote a book on plant and animal cells that was released in 1939. He summarised what he deduced from his findings like this:
 In living organisms, the cell serves as the basic unit of structure, physiology, and organisation.
 The cell continues to exist both independently as a separate entity and as a component of organisms.

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