M3A1C3R1O1M3E1R1E1
15 points
MACROMERE is validvalid
[n MACROMERES]
a large blastomere, one of the segments first formed by the division of the ovum [n -S]
[n MACROMERES]
a large blastomere, one of the segments first formed by the division of the ovum [n -S]