out of africa theory

Question 1

Out of Africa/replacement theory definition

Answer 1

H erectus left africa and outside of africa these early hominids evolved into H. Neanderthalensis.

H Sapiens evolved in eastern africa and then migrated into europe to replace the early hominids

Question 2

Replacement theory evidence: Oldest Homo sapiens fossils found….

Answer 2

Oldest Homo sapiens fossils found in africa

Question 3

Replacement theory evidence:Transitional fossils of H ergaster in Africa suggest…..

Answer 3

Transitional fossils of H ergaster in Africa suggest gradual brain enlargement, supports local evolution.

Question 4

Replacement theory evidence: mtDNA suggest that maternal lineages can be traced back to …..

Answer 4

mtDNA suggest that maternal lineages can be traced back to one individual woman (theoretical eve)

Question 5

Replacement theory evidence: Genetic variation decreases with…..

Answer 5

Genetic variation decreases with distance from Africa

Question 6

Replacement theory evidence: Y chromosome analysis traces

Answer 6

Y chromosome analysis traces back 140,000 years ago to african origin (theoretical adam)