Answer:
It's the instruction manual for the cell, you know tells it what to do and stuff.
Explanation:
So other scientists can try the exact same experiment and see if they both got the same results.
Eukaryotes rhythm with Do
Cell membranes act as a wall
Answer: D. Quantitative Observation.
Quantitative observation is the usage of your senses (smell, sight, touch, etc) or measurements to observe the results.