It is believed that they evolved independently of other netrins in order to facilitate the construction of the brain.
Both lineages evidently evolved the tubular form independently of one another, and at different times in earth history.
From the 9th century onward, therefore, the various schools of Buddhism which survived began to evolve independently of one another.
"I began by evolving the cuisine of my mother, very gently," he told me.
We all know that the Commonwealth evolved not from an architect's drawing board, but out of history, to form a free partnership of nations.
Also as a factor of the climate change, evolving of the longleaf pine ecosystem took place.
I'm always evolving of course, I think the only motto I have is to be true to myself.
Scientists have made self-reproducing, evolving organisms of their own - but only within a computer.
The official excuse began to evolve of the inability to find suitable staff.
The 90-minute work evolved in predictable waves of "less to more to less" activity.