When energy is used, atp molecules convert to adp molecules. this process is called

this process is called "phosphorylation." a phosphate bond joins adenosine diphosphate to form adenosine triphosphate.

humans are now responsible for causing changes in the environment that hurt animals and plant species. we take up more space on earth for our homes and cities. we pollute habitats. human activity often changes or destroys the habitats that plants and animals need to survive.