Water is able to dissolve many substances. that should be a perfect answer for you.
humans probably used selective breeding to cause alpacas to have more wool. If alpacas have more wool they are able to get more material to make clothes or blankets.
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These specialized cells and parts of the immune system offer the body protection against disease. This protection is called immunity. Humans have three types of immunity — innate, adaptive, and passive: Innate immunity: Everyone is born with innate (or natural) immunity, a type of general protection.
Explanation: