Its C. Whenever you perform an experiment you want to make sure its as controled as it can possibly be.
Answer:
There is currently no consensus regarding the definition of life. One popular definition is that organisms are open systems that maintain homeostasis, are composed of cells, have a life cycle, undergo metabolism, can grow, adapt to their environment, respond to stimuli, reproduce and evolve.
Explanation:
The answer for this question is 50% ,50%, and false
