When1: 1622
When2: 1644
Who: Johann Baptista van Helmont [van Helmont, Johann Baptista]
What: biologist
Where: London, England
works\ On the development of medicine [1622]; Physic Refined [1648: translated into English in 1662]
Detail: He lived 1577 to 1644. Plants make organic materials and do not get them from soil, which stays same weight while plant grows.
Biological Sciences>Biology>History>Origin Of Life
4-Biology-History-Origin Of Life
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Date Modified: 2022.0224