Ecological cycles include the of organisms

(drag each tile to the correct location.) categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. - a tentative statement used to guide scientific investigations. - makes predictions about future events. - can be tested by many independent researchers. - based on observations of natural phenomena. - a well-established, highly reliable explanation.

What element does susan b. anthony include in this passage to strengthen her argument?

What causes darkening of the skin as melanin production increases