I guess it is one ofA or C
Natural gas is a NONRENEWABLE source of energy. All the other ones are renewable.
-Seth
Answer and Explanation: The excretory system helps the respiratory system by getting rid of carbon dioxide. The respiratory system helps the excretory system by getting rid of CO2 from the body. They both need each other and if one or the other did not exist, we might've not been able to survive. Tis demonstrates how vital they are for the human body.
Answer:
The Species Survival Plans are supposed to to help ensure the survival of selected species in zoos and aquariums, most of which are threatened or endangered in the wild.
Explanation:
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