Mercury has an atomic number of 80 and a mass number of 200. how many neutrons are in one atom of mercury? 120 200 40 80

Mass number minus atomic number
200-80=120

What is the difference between cytokinesis in plant and animal cells? animal cells dived by a cleavage furrow. plant cells divide by a cell plate that eventually becomes the cell wall. cytoplasm and cell membranes are necessary for cytokinesis in both plant and animals.

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