"the cell only has info for what it will be and no other end i dont understand how that supports macro evolutionary theory."

It does not forbid it - evolution can only use what's THERE NOW.

OK a few bits of damage that happen to allow some future possibilities when situations change are called mutations - and may be hidden there for unknown ages until those that possess it get an advantage - 'survival of the fittest' ... :-)

Fairly recent finding ... :-)

In Choanoflagellates, Clues to the Animal Kingdom's Birth - NYTimes.com (bit technical!)

some nutters will claim this to be a 'missing link' - but it's not missing NOW and evolutionary theory predicted this sort of thing WOULD EXIST anyway ... :-)