Answer:
They heat up and they stay the same I believe, my teacher helped me with it so its heat up and stay the same or move. Something like that.
Explanation:
B. Bicarbonate
<em>The blood brings bicarbonate to the lungs, and then it is exhaled as carbon dioxide. The kidneys also help regulate bicarbonate... it is excreted and reabsorbed by the kidneys.</em>
<em>The body's main response is to get rid of more carbonic acid and hold on to as much bicarbonate base in the kidneys as it can.</em>
Answer:
B or O
Explanation:
The same type (B) or the universal donor (O) In transfusions individuals with type O blood are often called universal donors.
Acid rain, if I understand the question correctly.
They are important because so people do not get sickness
