“If all humanity originated in Africa, why aren’t we all black? » Evolution has always been an area of ​​great fascination for me. Since the beginning of my journey as a Life Sciences student, evolution has always been my favorite section alongside human anatomy. As I learned more and more about human anatomy, I realized that all humans are the same on the inside, but we are all different on the outside. In 10th grade we learned that all humans originated in one place on Earth, but in 12th grade we learned that humans have the same genotype (all the genes an organism carries in its chromosomes). we all have different phenotypes (appearance of an organism)? This made me wonder why according to Darwin. C, (1959) “Out of Africa Theory” We all come from the same place, and are built the same way, but don't we all look like those still living at the origin of humanity? Why doesn't everyone look like a real African man or woman? Why aren't we all black?1.Introduction:The history of life on Earth began about 3.8 billion years ago....