The answer is A. because it basically forms like a bony cage for the lungs and heart, keeping it safe and protected.
Another population further down the food chain could decrease in population, therefore messing up the food chain.
Because TSH is the hormone that signifies your thyroid health. The patients thyroid is not working correctly.
Trees remove some of this carbon dioxide from the air through photosynthesis and store that carbon in their tissues and in the soil. Deforestation reduces the removal component of this cycle, further increasing the carbon dioxide in the air. This results in an increase in temperature, an effect known as global warming.