Organisms with traits that are well-suited to an environment tend to survive and reproduce at a greater rate than organisms that are less suited to an environment. this phenomenon is known as?

A. mitochondrion b. nucleus

I'm sorry to hear that. i will try to answer your other questions if it is within my ability. : )answers: my favourite colour is black.my favourite food is pasta.my favourite school subject is english, but i do also like lunch time.my least favourite subject is history as well as geography. i have currently garnered a quite equal hatred for both of the subjects.what about you? well, you for the points. : )