Respuesta :
Answer;
Differentiation
Explanation;
-Fertilization is the process in which female gametes, ovum, fuses with a male gamete, sperm, to form a diploid zygote.
-Cell differentiation on the other hand is the process that creates cells with different structures and function through gene activation.
-Fertilization of an ovum by a sperm results to cell differentiation in which an individual with millions of cells and hundreds of cell types is formed, with cells that are organized into complex and diverse tissues and organs.