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a, b, c, or d??

An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a.the mitochondria b.the nucleus c.the vacuoles d.the endoplasmic reticulum

Correct relationship between molecular formula and empirical formula

The biosphere of the earth is made up of what compound? organic or inorganic?