Why does your body need to breathe in oxygen? a. Your blood uses the oxygen to help it clot and fight disease.
b. Your lungs store oxygen in the alveoli to help absorb carbon dioxide.
c. Your cells use the oxygen to break down sugar and produce energy.
d. Your heart uses the oxygen to make blood.

D. your heart uses the oxygen to make blood

B Your lungs store oxygen in the alveoli to help absorb carbon dioxide

burning of wood and coal

explanation:

the panel also concluded there's a better than 95 percent probability that human-produced greenhouse gases such as carbon dioxide, methane and nitrous oxide have caused much of the observed increase in earth's temperatures over the past 50 years.

answer; i believe that the correct answer is ; males are hemizygous for the x chromosome;