Which scientist’s law about the ratios of masses of elements in a compound did john dalton’s work on the atomic structure to explain?
democritus
j. j. thomson
ernest rutherford
joseph proust

the correct answwer to this question is D Joseph Proust

a motor homunculus represents a map of brain areas dedicated to motor processing for different anatomical divisions of the body.

homunculus represents the importance of various parts of your body as seen by your brain. as a result, they take up a lot of brain space. although the cortical homunculus is a curiosity, penfield's work in mapping the brain's relationship to the body was invaluable.

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