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:58:04
M utation : it is the key to ou r evol ution.
:58:07
It is how we have evolved
from a si ng le-cel led organ ism

:58:10
i nto the dom i nant species on the planet.
:58:13
Th is process is slow, normal ly taki ng
thousands and thousands of years.

:58:19
But every few h u nd red m i I len n ia
evol ution leaps forward.


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