What part of the scientific method is this: Because human subjects are difficult to study, laboratory rats were used. One group of laboratory rats was given the artificial sweetener, and another group was not. All of the rats were given an identical diet and living conditions.

In cellular biology, what is the definition of the word specialized? te o a. carried across the cell membrane by a specific protein a o b. a structure within a eukaryotic cell that performs a specific function o c. adapted to a specific function or condition es essere beste ser bendere s b tele ee o d. containing unique dna ser eeseen les, e nde este ses see ste submit e