EMBRYOGENESIS EMBRYOGENESIS | Page 6

CHROMOSOMAL DIVISION • OOGONIA:DIPLOID(2N) WITH 46 CHROMOSOMES • PRIMARY OOCYTE:DIPLOID(2N) WITH 46 CHROMOSOMES COMPLETE FIRST MEIOTIC DIVISION TO FORM HAPLOID(N)SECONDARY OOCYTE WITH 23 CHROMOSOMES • HAPLOID(N) MATURE OVUM WITH 23 CHROMOSOMES FORMED AFTER SECOND MEIOTIC DIVISION