The human respiratory system<span> is a series of organs </span>responsible<span> for taking in oxygen and expelling carbon dioxide. The primary organs of the </span>respiratory system<span> are lungs, which carry out this exchange of gases as we breathe.</span>
Answer:
A. When food and space are unlimited
Explanation:
a population can experience exponential growth, where its size increases at a greater and greater rate.
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You can make a square decided into the amount of y, yy Y Yy YY and it will show you the amout
C. heat is rising out from the chimney
