short answer questions. give significance of . 1) fertilization . 2) gastrulation
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Fertilization: The process of combining the male gamete, or sperm, with the female gamete, or ovum. The product of fertilization is a cell called a zygote.
the free encyclopedia. Gastrulation. Gastrulation occurs when a blastula, made up of one layer, folds inward and enlarges to create a gastrula.
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