Answer:
Nuclei and vacuole
Explanation:
But in animal cell vacuole are temporary exist
Answer:
Stem cells provide new cells for the body as it grows, and replace specialised cells that are damaged or lost. They have two unique properties that enable them to do this: They can divide over and over again to produce new cells. As they divide, they can change into the other types of cell that make up the body.
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Density is measured in mass per volume thus C would be the answer.
2.17 g / cm³