Due in 2 minutes! please help

This is a characteristic of the elements in the periodic table that shows a pattern. it may increase or decrease across or down the table.

Determine the reaction and balance the following equations urgent due in the morning

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