The CBSE Class 12 Biology exam is scheduled for March 27, 2026. Experts advise students to focus on key topics like Genetics, Biotechnology, and Reproduction. Thoroughly revising NCERT content, ...

Oogenesis is the development of the mature female germ cells called egg cells or ova. Primordial germ cells, the founder cells of the germ line, develop through several immature stages by undergoing ...

Maternal effect genes produce mRNA or proteins that accumulate in the egg during oogenesis. We show here that Mater, a mouse oocyte protein dependent on the maternal genome, is essential for embryonic ...