500 words, 4 hrs

What is the Out of Africa hypothesis?  What is the evidence for and against?

Student Exam

KEY POINTS FOR ESSAY WILL INCLUDE:

*Modern people derived from one single population that lived in Africa.

*This hypothesis became quite popular in the late 20th century.

*Some fossil evidence suggest that local populations in Africa, Asia, and Europe made the transition together.

*The molecular evidence has come under criticism.

*Some genetic studies indicate Africa was not the sole source of DNA.

*Fossil evidence does not support this hypothesis according to some anthropologists.

*There is much evidence of hybridization, for instance 2 forms of a single species.

*Many believe that there is lack of archeological evidence for an invasion by Asia.