the branch of biology dealing with the processes of growth and change that transform an organism from a fertilized egg or asexual reproductive unit, as a spore or gemmule, to an adult.
Origin of developmental biology
First recorded in 1970–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Culture definitions for developmental biology
The study of the processes by which an organism develops from a zygote to its full structure. This field includes the study of cellular differentiation as well as body structure development. (See also embryology.)
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