C. From carbon dioxide in the atmosphere
I think the correct answer is C. Hope this helps.
Answer:
C
Explanation:
0.20-0.10=0.10
because the population was decreased
<span>Our biosphere is the global sum of all ecosystems. It can also be called the zone of life on Earth, a closed (apart from solar and cosmic radiation) and self-regulating system. Geology studies the Earth, and has tendrils in all ecosystems, thus the connection to the biosphere.</span>
Answer:
the answer would be muscular coodination
and the cardiac muscles do not get rest
