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cells inside the zona pellucida (shell like covering), which form the embryo.
Any cell that occurs in the blastula.
The undifferentiated cells produced by early cleavages of the fertilized egg (ZYGOTE) inside the intact ZONA PELLUCIDA. Blastomeres are formed during the MORULA and the BLASTULA stages of the preimplantation EMBRYO.
the cells resulting from the initial rounds of mitotic division of the zygote. These cells become smaller (in cytoplasmic volume) with each division.
The cells derived from the first and subsequent cell division of the zygote.
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