Plants and bacteria, that come into contact with fresh water are surrounded by tough that prevent the cells from expanding, even under tremendous osmotic pressure. a nuclear membranes b cell walls c cell membranes d aquaporins

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.