Jack observes the development of frog eggs. during his observations, he noticed that within a few hours of fertilization, the single-celled zygote went through a series of cell divisions. which of these is the best interpretation?

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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.