I think it’s c I’m not very sure
Answer:
Which of the following is an advantage of an in vitro experiment?
Variables and environmental conditions are controlled.
Explanation:
An advantage of in-vitro experiment is that the variables and environmental conditions are controlled because in-vitro experiment is performed outside a living organism with the environment in control
Amount of wear, and how long they are may contribute with age and maybe even coloration and pigment.
