metazoan, eukaryote, coevolution, chordate, abiogenesis, prokaryotes, endosymbiosis, placental mammal, ontogeny, macroevolution, organogenesis, biogenesis, polyploidy, organismal, assortative mating, gastrulation, evolutionary, angiosperms, introgression, sociality, morphogen, interconversion, symbioses, homologies, oncogenesis, fossilization, nitrogenase, punctuated equilibrium, superorganism, dedifferentiation, microevolution, speciation, epistasis, ultrastructure, leydig cell, asexual reproduction, hematopoiesis, peroxisome, chlamydomonas, transitivity, phylogenies, bipedalism, planaria, amphioxus, pyrimidines, mesenchyme, morphologies, planarians, placentals, neuromuscular junction, atherogenesis, isoenzymes, habilis, symbiont, morphogenesis, melanocyte, trypanosomes, supersolid, macromolecule, humans, panspermia, agrobacterium tumefaciens, xenopus laevis, flatfishes, homologous chromosomes, mosaicism, tetrapod, embryogenesis, centromeres, suppressor gene, homeobox gene, homologues, teleology, hermaphroditism, spermatogenesis, glycolipids, monotreme, mutualism, gametophyte, monocots, interphase, volvox, teleost fish, exocytosis, hindbrain, chirality, vertebrate, centrosomes, striated muscle, dimorphism, hydrogenase, bdelloid, comparative anatomy, innate immunity, osteoclast, histocompatibility, prairie vole, photochemistry, florigen, phagocytosis, neurospora, archeopteryx