ТЕОРЕТИЧЕСКИЕ ОСНОВАНИЯ ИССЛЕДОВАНИЯ ПОЛИТИЧЕСКИХ ПРОЦЕССОВ: СИСТЕМНЫЙ ПОДХОДТЕОРЕТИЧЕСКИЕ ОСНОВАНИЯ ИССЛЕДОВАНИЯ ПОЛИТИЧЕСКИХ ПРОЦЕССОВ: СИСТЕМНЫЙ
ПОДХОД Ultrastructure of spermatozoa in four species of Acoela flatworms and their significance for systematics of Archaphanostoma
agile from the White Sea are presented. Based on the data, the phylogenetic relationships between
Ultrastructure of oocytes and female copulatory organs of AcoelaThe ultrastructure of oocytes in four species of Acoela ( Archaphanostoma
agile, Otocelis
Ultrastructure of oocytes and female copulatory organs of Acoela different families (Archaphanostoma
agile, Otocelis rubropunctata, Symsagittifera japonica, and Amphiscolops