Sentences with phrase «lineage over evolutionary time»

Besides the obvious size difference — the human brain is about three times larger than the chimp brain — little has been known about how the human brain and the rest of the nervous system changed in our lineage over evolutionary time.

Not exact matches

The pattern of tricellular lineages rarely re-evolving the bicellular state suggests a reduced ability to respond to changing pollen dispersal conditions over evolutionary time, which in turn has slowed their rate of diversification.»

«There are almost certainly systems where strict asexuality arises, and the lineages go extinct over evolutionary time,» says David Hillis of the University of...

For these spiders, passivity represents an «evolutionary dead end» because it comes with quick payoffs but dooms the lineage over time, Pruitt says.

Time and again, lineages of furry mammals have gone for a swim and over evolutionary time, they've ballooned in sTime and again, lineages of furry mammals have gone for a swim and over evolutionary time, they've ballooned in stime, they've ballooned in size.