Developmental biology identifies mechanisms whereby a single cell, the fertilized egg, develops into a complex multicellular organism containing millions of cells organized into characteristic patterns, with many different specialized functions.
(Developmental biology; identifies; mechanisms) (a single cell, the fertilized egg; develops; into a complex multicellular organism) (a complex multicellular organism; containing; millions of cells) (cells; organized; into characteristic patterns)
Developmental biology a single cell, the fertilized egg a complex multicellular organism cells
identifies develops containing organized
mechanisms
into a complex multicellular organism
millions of cells
into characteristic patterns