It is the second one epidermis
Answer:
C
Explanation:
Let's look at the cellular respiration equation
oxygen+glucose--> water + carbon dioxide + ATP
In the process, oxygen is used. We inhale oxygen and use it in cellular respiration. We then create carbon dioxide which is exhaled out. We don't use the carbon dioxide, so it is the waste product.
Therefore, the answer is C. Oxygen is used, and carbon dioxide is released as waste.
The answer is Oceans because the biosphere extends from the deepest root systems of trees,to the dark environment of ocean trenches,to lush rain forests and high mountaintops.
Fermentation bacteria are anaerobic, but use organic molecules as their final electron acceptor to produce fermentation end-products. ... He demonstrated that fermenting bacteria could contaminate wine and beer during manufacturing, turning the alcohol produced by yeast into acetic acid (vinegar).