The control group outs the one that you don't change. The reason you don't change it is because you use it as a comparison with the other groups.
Plant has such a developed structure to protect they have cell wall which give it rigidity and structure and also have cellulose which provide strength
A.Humans use their knowledge to locate resources for them selves thereby reducing competition among them
Answer: External segments are called metameres and internally, septa, or dividing walls, are located between the segments.
Explanation: I think it is
Answer: Utilizing the abundant hydroelectric resources for further power production
Explanation:
