Gypsum and quartz can look very similar. which test can you distinguish them?

The test that they can use in differentiating the gypsum and quartz which are considered to be minerals is the mineral test. The mineral test can differentiate the hardiness of the minerals, as well as their; acidity, magnetism, streak, specific gravity and even their tenacity.

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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