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It necessary that the solar concentrators used by solar power plants be able to move throughout the day: To track the sun as it moves across the sky. The Brainliest Answer! Answer: improvement in a solar panel efficiency using a solar concentration by simple mirror and by cooling.
My mom always say when in dought pick C so C
Because we have smelled them so long we are used to them
Portals of entry are the sites where micro-organisms can enter a host and reproduce, causing diseases or infections. There are various portals of entry in the human body. This can include the skin, our mucous membranes, and even our respiratory and gastrointestinal tracts. Portals of exit are where these micro-organisms leave and spread to other individuals. Portals of exit include coughing, sneezing, and some of our bodily fluids.
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Antibiotic resistance happens when germs like bacteria and fungi develop the ability to defeat the drugs designed to kill them. That means the germs are not killed and continue to grow. Infections caused by antibiotic-resistant germs are difficult, and sometimes impossible, to treat.
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