The answer is letter A. In most organisms cellular respiration usually involves oxygen to produce the most energy. Except in the process of fermentation, where the cells are deprived with oxygen causing it to form bacteria and other forms of organisms within the fermented sample.
trace elements are sometimes referred to as micronutrients
Answer:
The correct answer would be B: Intrusive
Explanation:
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A river basin is a region of land drained by a river system. I hope this helped ^^