Gay
Elodea respires in both the light and the dark. However, the rate of repiration exceeds the rate of photosynthesis when the plants are kept in the dark.
== == == == == ==
it happens in leaves
Respiration has oxygen.
mitochondrion or mitochondria
Oxygen
oxygen
Carbon dioxide is produced by respiration.
Sugars
carbon dioxide, water, energy
Carbon Dioxide gas.
You fail at spelling