1. Chemical Basis of Carbon Fixation Autotrophic Paleometabolism

   • S. A. Marakushev
   • O. V. Belonogova

   THEORETICAL AND EVOLUTIONARY BIOLOGY Open access 20 September 2021 Pages: 519 - 529

   

2. Cytological Bases of Regulatory Development in Echinoderms and Determination in Mollusks

   • A. L. Drozdov

   DEVELOPMENTAL BIOLOGY 20 September 2021 Pages: 530 - 535

   

3. Prevention of Tissue Injury with Olea europaea L. Leaf Extract after Partial Liver Ischemia/Reperfusion

   • Mustafa Uyanoğlu

   BIOCHEMISTRY 20 September 2021 Pages: 536 - 545

   

4. Activity of Energy and Carbohydrate Metabolism Enzymes in the Juvenile Pink Salmon Oncorhynchus gorbuscha (Walb.) during the Transition from Freshwater to a Marine Environment

   • M. V. Churova
   • N. S. Shulgina
   • N. N. Nemova

   BIOCHEMISTRY Open access 20 September 2021 Pages: 546 - 554

   

5. Changes in the Hormonal Status and Photosynthesis of Potato Plants Transformed by the Bt Gene

   • T. I. Puzina
   • V. V. Korol
   • I. Yu. Makeeva

   PLANT PHYSIOLOGY 20 September 2021 Pages: 555 - 560

   

6. Life Cycle of the Trematode Gynaecotyla adunca (Trematoda: Microphallidae) in the Black Sea

   • Yu. V. Belousova

   ZOOLOGY 20 September 2021 Pages: 561 - 568

   

7. Age and Growth of the Indian Major Carp, Cirrhinus mrigala (Hamilton, 1822) (Cypriniformes: Cyprinidae) from Six Drainages of Ganges Basin, India

   • A. K. Dwivedi
   • U. K. Sarkar
   • V. Vyas

   ZOOLOGY 20 September 2021 Pages: 569 - 576

   

8. Determination of the Female-Biased Sex Ratio in Some Young-of-the-Year and Spawner Samples of the Threespine Stickleback Gasterosteus aculeatus by Environmental, Not Genetic, Factors

   • V. S. Artamonova
   • N. V. Bardukov
   • A. A. Makhrov

   ZOOLOGY 20 September 2021 Pages: 577 - 587

   

9. Structure and Formation of a Capsule around the Acanthocephalan Corynosoma strumosum in a Natural Paratenic Host, the Fish Hadropareia middendorffii: 2. Experimental Study of the Encapsulation Process (Preliminary Results)

   • E. M. Skorobrekhova
   • V. P. Nikishin

   ZOOLOGY 20 September 2021 Pages: 588 - 600

   

10. Changes in the Ratio of Rheoreaction Types during Fish Starvation

    • D. S. Pavlov
    • V. V. Kostin
    • E. D. Pavlov

    ZOOLOGY Open access 20 September 2021 Pages: 601 - 606

    

11. Age-Related Variability of the Pied Flycatcher (Ficedula hypoleuca) Song in Natural and Urban Environments

    • A. E. Bastrikova
    • S. I. Gashkov
    • N. S. Moskvitina

    ZOOLOGY 20 September 2021 Pages: 607 - 615

    

12. Experience in Assessing the Impact of Forest–Peat Fires on the Hydrochemical Properties of Eutrophic Swamps

    • T. T. Efremova
    • A. V. Pimenov
    • D. Yu. Efimov

    ECOLOGY 20 September 2021 Pages: 616 - 625

    

13. Detection and Regulation of Antagonistic Properties of the Soil Actinomycete Streptomyces sp. 89

    • Y. M. Polyak
    • V. I. Sukharevich

    ECOLOGY 20 September 2021 Pages: 626 - 634

    

14. Some Indicators of Nonspecific Immunity of Various Breeding Groups of Carp in Different Periods of the Annual Cycle

    • D. V. Mikryakov
    • G. I. Pronina
    • A. B. Petrushin

    SHORT COMMUNICATIONS Open access 20 September 2021 Pages: 635 - 639