Which Statement About Developmental Processes Is True

Multiple Choice

Which statement about developmental processes is true?

A) Biologists usually can observe determination in cells through microscopic studies.
B) Differentiation of cells cannot occur unless morphogenesis has first occurred.
C) Differentiation consists of the actual biochemical,structural,and functional changes of a cell.
D) In an embryo,determination begins after the larval stage.
E) Differentiation occurs in animal embryos but not in plant embryos.