The largest natural population of organisms that can interbreed to produce fertile offspring are species.
Answer:
It is better to compare the average height gain of control and experimental groups of plants to eliminate all other variables.
Explanation:
If you evaluate individual plants, the data may vary. The experimental group is the one where an experimental procedure is performed while the control group does not receive any treatment.
The answer is: Molecule and Organ system. Hope this helps!
Yes, it does, and what’s the question?