Plany Why Must Respiration Occur In Both Plany And Animal Cells ?

Why must respiration occur in both plany and animal cells ? - plany

Plant cells that has breath to absorb carbon dioxide, oxygen and water vapor emitted. The carbon dioxide combines with sunlight and water to produce sugar into energy. Water vapor is released, so that more water can be drawn "by the roots. Plants absorb oxygen into the night on the sugar created during the day to metabolize energy.

The animals need oxygen to breathe. Oxygen is needed by animal cells to digest the sugar and protein to release energy.