An agent of change is someone or some thing that facilitates change of some sort.
I think it means it changes again and again
A mutagen is the term used to describe any physical or chemical agent that can alter the nucleotide sequence of DNA, leading to mutations.
The scientific term for charges in motion is electric current.
You can make most changes over the phone by calling your agent. If you do not know who your agent is, then the company can send you in the right direction.
pathogenAn agent of infection is a pathogen.
A general term for any non-disease causing agent is ________.
Mid-term changes would be appropriate.
it means the series of changes in the life of a creature (it doesn't have to be one) and it includes reproduction.
A substance injected into the body that illuminates certain structures that would otherwise be hard to see on the radiograph (film).
it changes color
it changes color
A toxin.