What did Kuhn discover about carotenoids?
Their color variations
Their odors
Their dietary sources
Their chemical structure
Answer
Their chemical structure. Carotenoids are a class of organic pigments that are found in plants and some other organisms. They are responsible for the yellow, orange, and red colors seen in many fruits and vegetables. Kuhn discovered that carotenoids are made up of isoprene units, which are five-carbon molecules.
Unveiling Richard Kuhn: The Mind of a Revolutionary Biochemist
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