In-vitro fertilization and early embryo development ppt (newcomer's edition) courseware

The sperm after in vitro fertilization and early embryonic development can meet the egg in the reproductive tract of female animals, the sperm acrosome will expand, the sperm plasma membrane (outer membrane) and the acrosomal outer membrane will fuse locally, and some bubbles will form at the fusion The material then sheds, causing holes in the outer membrane of the sperm acrosome, which releases the fertilization-related enzymes (acrosomal enzymes) stored in the acrosome and participates in the fertilization of sperm and eggs.

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