A standard contains a known amount of a substance. If u are performing an experiment you will use a sample with a known concentration to create a standard curve (a straight line). Positive and negative controls are measured against the standard curve to show the expected results if the sample u will be testing is positive or negative.
<span>a. they harm the cells they enter.
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Emotional intelligence can
benefit one’s overall health through encouraging one to cope better
with stress or to give an individual general hope and a deeper sense of purpose in life.
Dehydration ..................
Make it more attainable by setting a more realistic expectation.
