Answer:
water molecules
Explanation:
In photosynthesis, electrons that travel through the electron transport chain in the thylakoid membrane come from water molecules.
Water molecules supply electrons for electron transport in photosynthesis.
Respiratory and circulatory systems work hand in hand to expel wastes. respiratory system removes CO2 and the circulatory uses the blood as a medium to move excess salts and water from source to sink.
Carbon dioxide. the plants take the carbon dioxide and make oxygen
Answer:
It increased their life expectaion.
Explanation:
It says it on the graph.
Nearly all of the energy comes from the sun