Ingenhousz


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Ingenhousz

Jan . 1730--99, Dutch plant physiologist and physician, who discovered photosynthesis
References in periodicals archive ?
Another man, Jan Ingenhousz expanded upon Priestly's experiment.
Ingenhousz' s research also indicated that photosynthesis only occurs in the green portions of plants, in areas with chlorophyll that allow the plant to utilize energy from the sun.
Ingenhousz's discovery of sunlight as a driving force behind photosynthesis expanded the benefits that we can gain from plants.
Ingenhousz began studying medicine at the age of 16, and spent the first part of his career developing a vaccination for smallpox.
It worked, however, and after word of Ingenhousz's success spread, he was invited by the Austrian Empress Maria Theresa to inoculate her whole family.
Alhough it was already known that plants produced and absorbed gases, it was Ingenhousz who first noticed that oxygen was produced by leaves in sunlight, and carbon dioxide produced in darkness.
Ingenhousz's controlled studies were needed to isolate the relevant variables and to demonstrate their joint significance.
Ingenhousz, too, had both the interest and leisure time to devote to research.
From Sunlight to Insight: Jan Ingenhousz, the Discovery of Photosynthesis & Science in the Light of Ecology.
For instance, in the entry on Ingenhousz, who discovered photosynthesis in 1779, the author writes, "Ingenhousz was amazed at the beauty and symmetry of what he discovered.

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