Which is the longest phase of the cell cycle

The G1 phase is the longest phase of the cell cycle.

Explanation: This is one of the longest phase in the interphase because this is when the cell first starts its growth. So it needs to prepare all components for the cell to synthesize and duplicate.

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cancer   is   essentially   uncontrolled   mitosis   of specialized cells

poor water quality affects most estuarine organisms, including commercially important fish and shellfish. the pollutants that have the greatest impact on the health of estuaries include toxic substances like chemicals and heavy metals, nutrient pollution (or eutrophication), and pathogens such as bacteria or viruses.