Since micropyle of mature eggs of Misgurnus anguillicaudatus and other bony fishes are enclosed by membranes of the eggs, it has been intriguing why spermia are able to enter micropyle of mature eggs in certain direct...Since micropyle of mature eggs of Misgurnus anguillicaudatus and other bony fishes are enclosed by membranes of the eggs, it has been intriguing why spermia are able to enter micropyle of mature eggs in certain directions. Most scholars specializing in fish fertilization cytology guessed that there must be a special kind of chemical substance in cortices of展开更多
文摘Since micropyle of mature eggs of Misgurnus anguillicaudatus and other bony fishes are enclosed by membranes of the eggs, it has been intriguing why spermia are able to enter micropyle of mature eggs in certain directions. Most scholars specializing in fish fertilization cytology guessed that there must be a special kind of chemical substance in cortices of
