Your immune system fights of disease
Answer:
It contains enzymes that can break down intracellular waste to a certain degree it is responsible for some metabolic process like ATP production via glycolysis finally it aids the cytoskeleton/microfilaments in give the cell and its organelles stability/support.
Answer:
I'm pretty sure they don't have bras for men.
Answer: Prokaryotic cells have free flowing DNA. This DNA is in a circular shape and flows freely in the cytoplasm
Probably the intertidal zone, as I reason the tides would affect life dramatically. High and low tide would affect land and ocean creatures in this zone too often where as the coastal and open oceans have constant properties.