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Which best summarizes what scientists learned about how microbes benefit the human body? they are part of a normal human ecosystem. they have become less harmful to humans than they used to be. they process nutrients, fight disease, and accommodate change. they humans overcome the effects of antibiotics.`

Do the certificate in a summer course give credits? if so, how many credits? and also, could you tell me which are the summer course and schools you know that give credits?

Write the equation of a line in slope intercept form that passes through (2 -2) and is parallel to 2x+4y=8