Read the following group of sentences. The first and the last sentences are numbered 1 and 6, the rest are numbered P, Q, R, and S. Arrange these four sentences in proper order to form a meaningful paragraph/sentence.

1. Charles Darwin was born in 1809 in Shrewsbury, England.

P. Darwin’s explanation of these principles is that because of the food supply problem, the young of any species compete for survival.

Q. He concluded that the principles of natural selection and survival of the fittest govern all life.

R. After many years of careful study, Darwin attempted to show that higher species came into existence as a result of the gradual transformation of lower species, and that the process of transformation could be explained through the selective effect of the natural environment upon organisms. 

S. He was a biologist whose famous theory of evolution is important to philosophy for the effect it has had on ideas relating to the nature of men. 

6. His major work that contained these theories is On the Origin of the Species, written in 1859.