So you know that there are 3,000,000 of bacteria in one gram of soil so you multiply 3,000,000×10 and you get 30,000,000. Then you just check all your options. So it's 3×10^7.
<span>the citric-acid cycle produces the the most carbon dioxide within the cellar respiration. i hope this helps
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Answer: Hemoglobin is produced in bone marrow by erythrocytes and is circulated with them until their destruction. It is then broken down in the spleen, and some of its components, such as iron, are recycled to the bone marrow.
hope it help you if not sorry
Answer:
third and fourth trophic levels
Explanation:
I believe Bermuda Grass is the answer :)
