Osmotic adaptation of sea-urchin spermatozoa.
D000222:Adaptation, Physiological; D000818:Animals; D002465:Cell Movement; D004447:Echinodermata; D005260:Female; D005306:Fertilization; D008297:Male; D009994:Osmolar Concentration; D010063:Ovum; D012623:Seawater; D013053:Spectrophotometry; D013094:Spermatozoa / Q000502:physiology*