1. The phrase symptom of disease means ?

(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.

Which number represents a basic ph, 4 or 9? numerical answers expected! answer for blank 1: i'll give

The fluid mosaic model of the membrane proposed that membranes