Sentences with phrase «independent evolution»

Derrickson also skillfully provides an explanation for why Klaatu would be a bipedal hominid (an unlikely product of independent evolution on another planet)-- genetic engineering of placental tissue surrounding his original alien body, with embryological development sped up hundreds of times to transform him into a being recognizably human.

This solution implies «convergent evolution», the independent evolution of similar features in different species, considered in an earlier edition of this column.4 Here, evolution is driven by the underlying physics and mathematics.

It also took Ding deeper into his fundamental premise — «If RNAi remains as an effective antiviral defense in plants, insects and nematodes after their independent evolution for hundred millions of years, why would it stop working with mammals?»

The DNA was distinct enough from Neanderthals» to suggest tens of thousands of years of independent evolution.

«Because dolphins have also evolved large brains, it gives us an example of the independent evolution of big, complex brains to compare to the evolution of the human brain,» says Stewart.

«All this mixing and matching [of traits] suggests a lot of population isolation, independent evolution, and coalescence of populations again.

I am studying motor control of the long and flexible arms of Octopus vulgaris as an inspiration for soft robotics, and the neural bases of learning and memory in octopus and cuttlefish - a fascinating example of the independent evolution of highly complex cognitive behavior in molluscs.