The answer is C.
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Answer:
our breathing likely to be speed of when our cells need more energy...because at that time energy is required so our breathing speed up .
The majority of photosynthesis is done by plants
<span>The Miller-Urey experiment was one that produced several things, such as hydrogen cyanide, amino acids, adenine (among other nucleotides), and urea. The experiment proved that (c.) it was possible to form organic molecules from inorganic molecules. This explains why organic molecules were produced.</span>
Answer:
$180, $360. The complete question is attached in the picture below
Explanation:
Total amount required to reduce three units of emissions by firm 1 = Sum of marginal costs from 0-3units required.
= $60 + $50 + $40 + $30 = $180
For firm 2, Sum of marginal costs for 0-3units emissions reduction
= $120 + $100 + $80 + $60 = $360