Sentences with phrase «single ancestral group»
«There was a single ancestral group of organisms, and some split off to become fungi and some split off to become animals.»
http://discovermagazine.com/
«It doesn't mean that most Native American languages are related to each other, it just means that the populations that speak those languages descend from a single ancestral group,» says Reich.
Not exact matches
Some genetic evidence now links three big groups to a single ancestral engulfment of chlorophyll c, Simpson says.