zhǒng​zhì​lián​xù​xué​shuō

germ plasm theory

  1. species
    (bound form) species, the basic unit of biological classification below a genus
  2. zhì nounaffix
    substance
    (bound form) physical matter; substance; the material essence of an object
  3. continuous
    one after another without interruption; successive; in a row
  4. theory
    theory; doctrine; a systematic set of academic beliefs or arguments