Ihat are actions or behaviors that may have (or may not have ) taken place before someone dies?

I hate the actions or behaviors that my have (or may not have) taken pace before someone dies?

phosphorus cycle

explanation:

the phosphorus cycle is the way that compounds of the element phosphorus, an essential nutrient, are recycled in the environment. plants absorb phosphorus compounds from the soil, and decaying organic matter, including both plant matter and animal droppings, returns it to the soil. phosphorus is a vital part of atp, the energy currency of all cells, and is vital to all forms of life.