Explanation:
Like organs in an organism, each organelle has a specific function in a cell. All of the organelles work together to carry out the functions of the cell as a whole, just as organs do to an organism. For example, mitochondria are the sites of cellular respiration; they provide energy the cell
Answer:
There are four stages in the metamorphosis of butterflies and moths: egg, larva, pupa, and adult.
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Hept for 7, hence the number is seven.