Both are unicellular.
ecoli and paramecium are both unicellular and that is the only common characteristic. E.coli is a prokaryotic unicellular organism where paramecium is a eukaryotic unicellular organism. paramecium has a nucleus and ecoli has a nucleoid neither of them produce essential vitamins. contractive vacuoles are present only in paramecium.
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Answer:
Cells undergo mitosis to replace old damaged cells and to grow
Explanation:
replace old damaged cells- if you get a cut or scratch you cells undergo mitosis to repair the damaged skin.
to grow- as your body grows, from a kid to adult, your cells are in mitosis at all times. as you complete the growth stage, the cells still work to help grow your hair and nails, and etc.
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cell wall , and a large central vacuole