2. Calculate the variance (S2) and the standard deviation (SD) of the seed weights. These values give you a sense of how variable the data in a particular set of measurements actually are

How many trophic levels are there in the following food chain? phytoplankton - shrimp - perch - pike - osprey

(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.

Select the correct answer from each drop-down menu proteins are