Answer:
Ninety nine percent of the atmosphere is composed of Nitrogen and Oxygen
Answer:
The right answer is A
Explanation:
Because animals take in sugar and oxygen, break them down and release carbon dioxide and water along with ATP as usable energy.
It would be d. in your conclusion you want to state if your hypothesis was right or wrong and why.
The branch of biology dealing with interactions along organisms and between organisms and their environment is called Ecology, I believe.
