Answer:The answer is tiny organisms known as cyanobacteria, or blue-green algae.
Explanation:
These microbes conduct photosynthesis: using sunshine, water and carbon dioxide to produce carbohydrates and oxygen increase. Additionally, some sources you could use that I used to answer this question was
https://www.scientificamerican.com/article/origin-of-oxygen-in-atmosphere/
Answer:
We can find organic material in
<h3>
<em>Top soil</em></h3>
<em>Hope </em><em>it </em><em>will </em><em>help </em><em>:</em><em>)</em>
Explanation:
B
............ I need 20 lettera
The answer would be, Heterozygous Genotype.
Hope that helps!!!!