I believe the correct answer would be C. Sartorius i believe this is the answer, after doing some research on gO0gLe.
The ammount of energy is changed because at that stage less energy is produced. Have in mind that as wavelenght increases the amount of energy decreases. For example, violet light has more energy than red light because violet light has a shorter wavelenght and red light, on the contrary, has a longer wavelenght
<span>B. Social interaction. Highly populated areas bring together people from all walks of life and due to circumstance these people end up relating with each other on one level or another. In most cases people living in highly populated areas will end up becoming friends over a long period of time as it is likely that members of their families may end up going to the same schools or work in the same areas.</span>
The answer is: the two strands are antiparallel