Answer:
Gene expression is a strictly controlled process that allows a cell to respond to changes in its surroundings. It serves as an on/off switch for controlling when proteins are created as well as a volume control for increasing or decreasing the amount of proteins produced.
Answer: C. Germ Theory
Explanation: Germ Theory states that most diseases are caused by the presence micro-organisms within the body.
Presently, it is the accepted scientific theory for many diseases.
Answer:
I think it might be A. I'm not sure.
Curiosity after a step is completed, when your new hypothesis is more probable than your prior one