Walter Stanborough Sutton, a famous scientist from the 19th and early 20th century. He is famous for what you described, also known as the Boveri-Sutton chromosome theory, but what is the worst part is that he died young so his work was never fully done and god knows what he might have achieved in his life.
Hope this helps!
-Payshence xoxo
They turn brown because they begin to decompose..which is why bananas are biodegradeble because they are able to become decomposed by other living things
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Parasitism is an interaction in while the host is harmed