I believe the answer is a) metabolism bc metabolism is when the sum of chemical reactions take place in each cell of a living organism
According to the rock cycle (shown below), sedimentary rock turns into metamorphic rock through the process of heat and pressure.
<span> C) It was once underwater; now it is not. </span>
There are guard cells surrounding each stoma that cause them to open or close throughout the life cycle of the plant. This occurs in response to water and ions concentration in the plant cell.
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The five processes in the nitrogen cycle – fixation, uptake, mineralization, nitrification, and denitrification – are all driven by microorganisms.
