INFLUENCE OF SODIUM FLUORIDE AND FLUOROACETIC ACIDON THE ACTIVITY OF ACIDIC DNASE, ACID PHOSPHATASE AND THE SPECTRUM OF SOLUBLE PROTEINS OF THE FRESHWATER SNAIL, Viviparus viviparus L
Vestnik Moskovskogo gosudarstvennogo oblastnogo universiteta. Seriâ: Estestvennye nauki/Vestnik Moskovskogo gosudarstvennogo oblastnogo universiteta. Seriâ Estestvennye nauki