noun
- cells formed by the division of a fertilized egg during early embryonic development
Usage: biology; embryology
Examples
- The fertilized egg divides to form two blastomeres.
- Scientists studied the blastomeres under a microscope.
- Each blastomere contains the same genetic material as the original zygote.
- The blastomeres continue dividing to form a blastula.
- Researchers can separate blastomeres to study early development.
- The first division creates two identical blastomeres.