blastomere
blastomere One of the cells formed by the division of the fertilized egg during cleavage and prior to gastrulation. The blastomeres may differ in size, the larger ones being termed macromeres and the smaller ones micromeres.
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Ovum , ovum (ō´vəm), in biology, specialized plant or animal sex cell, also called the egg, or egg cell. It is the female sex cell, or female gamete; the ma… Embryo Sac , embryo sac The female gametophyte (an oval structure in the nucellus of the ovule) of flowering plants, formed by the division of the haploid megaspo… oogenesis , oogenesis The production and growth of the ova (egg cells) in the animal ovary. Special cells (oogonia) within the ovary divide repeatedly by mitosis… Embryonic Development , All embryonic structures are derived from a single cell formed by the union of two gametes. Every individual organism began as a single cell, which d… Zygote , Zygote
Definition
The zygote is the single cell that is formed when the sperm cell fertilizes the egg cell. The zygote divides multiple times, produc… Cell Division , Definition
The process by which a cell distributes its genetic material (DNA) and cytoplasm to daughter cells.
Description
In higher organisms, inclu…
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blastomere