D, because they produce the food for the consumers, like grass.
Burger—-> PooPoo
Common Knowledge
Answer:
a swell consists of wind-generated waves that are not greatly affected by the local wind at that time.
Explanation:
Carbon dioxide in the tissues is produced as the result of oxidation of glucose...
This carbon dioxide in process of respiration diffuse out of the tissues in form of molecular carbon dioxide and join with water forming carbonic acid ...
In lungs again carbon dioxide is separated and released out of the body...
Because there always needs to be something that starts it off. Eg: If there was no grass, there would be no animals.
