If calculate levels within a man’s blood drop to low it can result in twitching depressing, or even death which characteristic of life is the man being affected by

The man being affected by  is that living things require energy.

Living things must maintain homeostasis.

when a reversible reaction is occurring in both directions at the same rate; the products and reactants do not change in concentration. a chemical reaction where the compound is broken into its constituent parts.

surface mining destroys mountain tops, landscapes, forests and wildlife habitats. on top of that, it leads to soil erosion and destruction of agricultural land. the landscape changes can also disrupt river channels and streams, which leads to flooding. which, can destroy plant life and other animals as well.

explanation: