[Space biology in the 3d decade].

  title={[Space biology in the 3d decade].},
  author={O. G. Gazenko and G. P. Parfenov},
  journal={Kosmicheskaia biologiia i aviakosmicheskaia meditsina},
  volume={16 2},
The paper reviews the major results of experiments on microorganisms, plants and animals flown onboard space vehicles during the past two decades. To explain the experimental findings, it is hypothesized that living beings develop an indirect adaptation to gravity effects which has a bearing only on the phylogenetic process.