Final answer:
Neanderthals and Homo sapiens sapiens co-existed in certain regions with possible interbreeding according to genetic evidence.
Explanation:
Neanderthals and Homo sapiens sapiens had overlapping existence in certain regions. In Europe after 45,000 years ago, sites show co-existence in the fossil record. Genetic evidence indicates possible interbreeding between the two species, evidenced by populations with mixed characteristics.
Learn more about Neanderthals and Homo sapiens sapiens co-existence here:
https://brainly.com/question/39406515
