What is the term for an organism that makes its own source of chemical energy? protist
B chloroplast
decomposer
D producer

Producer

Explanation:

Chlorophast is something in a plant. Decomposers eat dead stuff and a protist is any eukaryoticorganism (that is, an organism whose cellscontains a cell nucleus) that is not an animal, plant, or fungus. So yeah. Producer. It's the only thing there that actually produces someting for its self.

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.

it takes hundreds of years to become stable.

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