B - The environment within the cell is stable.
Homeostasis is when your body works to maintain equilibrium (balance) so within a cell, the cell would be stable
This part of the experiment serves as basis of comparison; the one variable being tested has been omitted Experimental group.This part of the experiment shows the effect of the one variable being tested.Independent variable.This variable is an experiment is the one being deliberately changed by the scientist.
Answer: 1 day on grus aircraft and 1 hour on the moon