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Jan Ingenhousz
(8 Dec 1730 - 7 Sep 1799)
Dutch-English physician who discovered photosynthesis by identifying that sunlight gave green plants the ability to take in carbon dioxide, fix the carbon, and purified the air to the benefit of respiration of animals.
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Science Quotes by Jan Ingenhousz (2)
I observed that plants not only have a faculty to correct bad air in six to ten days, by growing in it...but that they perform this important office in a complete manner in a few hours; that this wonderful operation is by no means owing to the vegetation of the plant, but to the influence of light of the sun upon the plant.
— Jan Ingenhousz
Experiments Upon Vegetables', in Tobias George Smollett, The Critical Review, Or, Annals of Literature (1779), 48, 334.
See also: | Photosynthesis (6)
If it was the warmth of the sun, and not its light, that produced this operation, it would follow, that, by warming the water near the fire about as much as it would have been in the sun, this very air would be produced; but this is far from being the case..
— Jan Ingenhousz
Experiments Upon Vegetables', in Tobias George Smollett, The Critical Review, Or, Annals of Literature (1779), 48, 334.
See also: | Photosynthesis (6)
