How do living things (such as animals) affect the phosphorus cycle?​

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al

Although respiratory organs vary across different organisms, they all contain respiratory surfaces that have a large surface area and are extremely thin. explain why having an extremely thin respiratory surface with a large surface area is advantageous for the process of gas exchange

If oil spills continue, all of the following should be expected except (2 points) death of aquatic life. polluted groundwater. decreased soil productivity. increased global temperatures.