An ecosystem can be all populations of consumers eating each
other for food true or false?

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

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

Which statement best describes the function of enzymes?