Question

The three Neanderthal mtDNA sequences that have been analyzed indicate that:
a) Neanderthals were genetically completely different from Homo sapiens
b) Neanderthals are the result of hybridization between modern humans and Homo heidelbergensis
c) Neanderthals and humans are not separate species and that they commonly interbred
d) Neanderthals are our direct ancestor: modern humans evolved from them
e) Neanderthals are genetically separate from modern humans, but may or may not have been able to produce fertile offspring

Answer

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