All of those can potentially harm the earth. Human activity is a cause of pollution, and pollution is the cause of acid rain to some extent.
biotechnology is branch of biology wich study about relation ship between living things realated with technology
The Richter scale is a way of giving the intensity of all earthquakes a numerical value. this allows the strengths of different earthquakes to be compared. Because of this, i think the best answer is D
The symptoms do not appear immediately after the entry of sporozoites because hemozoin is not released. Only after the release of hemozoin the malarial symptoms are released. For most people, symptoms begin 10 days to 4 weeks after infection, although a person may feel ill as early as 7 days or as late as 1 year later.
I believe the answer is D.
