WHAT are the secrets of the human cell? (2)

Scientists discovered three centuries ago that living things contain cells and it is only in the last eight decades that they have begun to piece together the puzzle of how cells operate.

They know a few fundamental things:  every single adult cell (except ova and sperm) contains the same set of genes as the original cell.  Still, cells come in all shapes, sizes and functions.

How do you account for  that feat?

 

 

AMAZING ISN’T IT?

 

20/20   VISION — SEEING YOUR POSSIBILITIES!

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