In embryology, cleavage is the division of cells in the early development of the embryo, following fertilization. ... The zygotes of many species undergo rapid ... Mechanism · Types of cleavage · Holoblastic |
23 нояб. 2024 г. · During cleavage, the cells divide without an increase in mass; that is, one large single-celled zygote divides into multiple smaller cells. Each ... |
Cleavage stage embryos range from the 2-cell stage to the compacted morula composed of 8–16 cells. The number of blastomeres is used as the main characteristic ... |
The development of multi-cellular organisms begins from a single-celled zygote, which undergoes rapid cell division to form the blastula. |
Cleavage, a series of mitotic divisions whereby the enormous volume of egg cytoplasm is divided into numerous smaller, nucleated cells. |
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