The fly species Drosophila santomea is found only on a single small island. Thus, this fly is considered to be "Endemic".
There are 3 factors which are; temperature, pressure and concentration.
The answer is, d. consists of circular DNA molecule . The circular DNA is found in bacterias and archeas (which are prokaryotic organisms). The picture shows bacterial chromosome.
A digestive system is a part of the body that processes food into energy
That students who study make better grades than those who do not.