Acta Biologica 11. (1960)

1. szám

KuRCZ, M.: A comparative study of the spontaneous activity of the white rat and the brown or wharf-rat ................................................................................................................................ 271 Faludi, B. — Faludi-Dániel, A. —Gyurján, I.: Genetical differences in the photo­synthetical utilisation of light. I. Lability of assimilatory pigments at different light intensities......................................................................................................................................... 285 Oláh, É. — Hadhazy, Cs. — Kostenszky, K.: Untersuchungen über die Knorpelbildung. IV. Das Gewebsatmungsvermögen der regenerierenden Gelenkfläche in den ver­schiedenen Regenerationsstadien..................................................................................................... 295 Korotkova, G. P.: Regeneration and somatic embryogenesis in the calcareous sponge Leucosolenia complicata Ment............................................................................................................ 315 Kormos, J. — Kormos, К.: Phylogenetische Wertung konvergenter und divergenter Eigenschaften bei den Suktorien..................................................................................................... 335 Kárpáti, Y. —Kárpáti, I.: Winter dormancy of Hungarian trees and shrubs. I. Trees and shrubs of natural groves............................................................................................................ 359 Zador, S.: Effect of temperature on the redox potential in bacterial cultures................. 387 Szabó, К.: The changes of the bound amino acid composition of the shoot apex — devel­oping into male inflorescence — of maize, during differentiation .................................. 393 Németh, G. — Csík, L.: Effect of penicillin on Tetrahymena pyriformis, strain Gl. I. Multi­plication and change of form............................................................................................................ 405 Gazsó, L. R.—Török, L. J. —Rappay, Gy.: Contributions to the histochemistry of the nervous system of planarians............................................................................................................ 411

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