Vocabulary
vertebrates, spinal column, fish, amphibians, reptiles, birds, embryos, embryology,, evolution, genomes, DNA, mutation, natural selection, molecular biology, developmental biology, comparative anatomy, homologous, analogous, vestigial, , , , evolution, embryo, common ancestor, fetus, cleavage, zygote, vertebrates, comparative embryology
, analogous, embryological similarities, evolution, fossil record, fossils, homologous, paleontologist, vestigial, evolution, homologous structures, analogous structures, embryological development, DNA, common ancestor, adaptation, fossil record, fossils, organisms, relative age dating, index fossil, stratigraphy, law of superposition, law of lateral continuity, law of original horizontality, erosion, deposition, cross-cutting, Earthquake, unconformity, metamorphism, prokaryote, absolute dating, radioactive isotope, radioactive decay, mineralization, carbonization, trace fossils, evolution, species, sedimentary, diversity, traits, anatomy, Darwin, fossil, adaptation, genome, rock layers, embryo, vertebrate, invertebrate, fish, mammal, amphibian, bird, dorsal nerve cord, notochord, pharyngeal slits, tail