The digestive system.
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Answer:Caused by differences in the atmospheric pressure.
Explanation:
Answer:
Species of the genus Leishmania
Explanation:
The details of the research can be studied at : https://www.sciencemag.org/news/2009/09/mystery-desert
Soot is mainly composed of carbon. The black particles is ALL carbon because of the incomplete combustion of the hydrocarbons. Therefore, your answer is B, black carbon.