I think its D. but I'm not sure
The reason being is it's a prosses that doesn't require the "help" or "cooperation" of other cells and it only effects the one cell.
During the transfer of energy from one tropic level to the next tropic level around 90% of the total energy is lost in the metabolic processes in the form of heat. Hence only about 10% of the total energy can only be transferred from one tropic level to the next tropic level.
This contributes because their lifestyle revolves around food, and if they live near different areas, they will have to search for different types of food.
Coal and natural gas are examples of A) nonrenewable resources. Those are resources that cannot be used again and again and can run out if their supply runs out.
Answer:
cardiovascular and blood vessals
Explanation:
