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.
A. They share a common ancestor because otherwise they would not have similar arrangements of bones. It doesn't matter that humans can't fly
The role is to build up water with its dam to create a lake thus creating parts of the ecosystem it is also food for some animals.
By using the energy of sunlight, plants CAN convert carbon dioxide and water into carbohydrates and oxygen in a process called photosynthesis.
Asphotosynthesis requires sunlight, this process only happens during the day
