Pls help due today, would be greatly appreciated.

What is one way in which a discovery that is made by using cell technology could change existing scientific knowledge? a. a discovery could lead to a change in experimental methods. b. a discovery could lead to a replacement of a scientific theory. c. a discovery could lead to a new brand of cell culture medium. d. a discovery could lead to a new material for culture flasks.

Modern whales developed their traits through natural selection what occurs during the process of natural selection

Did you know that a blue wales tongue weighs more than an elephant?