Adenine, Cytosine, Guanine, and Thymine.
Invasive species depopulating Native species.
The answer is 251.0 Hope I helped
Answer:
Question 1=To make sure your body can work correctly, even when it does many things at once,
Question 2= It helps your blood flow while you are eating it also helps digest and when in danger it also helps send signals to your brain.
Explanation:
