In order to make sure maximum gonads undergo fertilization, sea urchins undergo mass spawning. Thus, the sperm has undergone extensive modification for the transport of its nucleus to the egg. The selection of references is meant to be neither comprehensive nor historical but rather illustrative of our state of knowledge about the histone genes and their messenger RNAs. In vitro translated proteins and a factor from nuclear extracts interact with the modulator with identical specificity. Echinoderms - Fertilization Sperm structure and motility.
Abstract Digestion of sea urchin sperm nuclei with micrococcal nuclease yields nucleosomal monomer fragments of and base pairs. Studies of acrosomal reactions in sea urchins and mammals Florman et al. The binding of the sperm to the extracellular envelope vitelline layer or zona pellucida of the egg. Sea cucumbers Sea urchin more