Toward the end of the G1 phase, a cell can "exit" the cell cycle when it receives a signal to differentiate, or when resources are insufficient to
grow and divide. Whether or not a cell exits the cell cycle depends on the.
The cell is then said to be in GO
-a resting, or nondividing, stage.

the correct answer is b

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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.

b 04545

the answer u all are looking for is 4000000000000000000000 million years.