Food chains I hope this is correct
The best and most correct answer among the choices provided by your question is the third choice or letter C.
Human activity is the primary cause of the rapid rise in loss of biodiversity.
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Answer:
The alveolar walls and capillary walls share a membrane. That's how close they're getting. This allows oxygen and carbon dioxide to readily pass from the respiratory system to the circulation. Oxygen molecules bind to red blood cells as they return to the heart.
All living things are made up of more than one cell
The answer is C. RNA, but it should really by called mRNA for Messenger RNA
