Macro i beleive means small. so macromolecules are pretty much just molecules that are really small
Natural barriers include the skin, mucous membranes, tears, earwax, mucus, and stomach acid. Also, the normal flow of urine washes out microorganisms that enter the urinary tract. The immune system uses white blood cells and antibodies to identify and eliminate organisms that get through the body's natural barriers.
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I don't know but im pretty sure its either C or B goodluck
The blank is going to represent marijuana, LSD,PCP, and ecstasy. sited by google. hope that helped
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Explicit memory depends mostly on the temporal and frontal parts of your brain. The hippocampus in the temporal lobe is crucial. It is the first structure to be damaged by Alzheimer's disease. Implicit memory relies on various structures in the brain, depending on the type of knowledge involved
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