A biology student is examining the relationship between light intensity and oxygen production in the freshwater green algae Spirogyra. Using an oxygen meter to measure the amount of oxygen produced, the student has graphed the data as shown in the figure. What data point is most likely to be invalid and a result of measurement error?

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Explanation:...

coal is not sustainable because it will one day run out.

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what do the different brain waves do?

explanation:

brainwaves are produced by synchronised electrical pulses from masses of neurons communicating with each other. brainwaves are detected using sensors placed on the scalp. brainwave speed is measured in hertz (cycles per second) and they are divided into bands delineating slow, moderate, and fast waves.