A Study of Evolution |
Common terms and phrases
aa plants ABC ABC ABC adaptation adaptive radiation adult alleles alter amphibia become behaviour birds bones breeding population butterflies Cenozoic changes CHAPTER characters chromosomes classed coelacanths colour common creatures Creodonta Cretaceous Cretaceous period cross cross-bred Darwin descent Devonian diploid dominant environment evolutionary example extinct fact favourable feet long fertile figure finches fossil record gene genetic genotypes groups heterozygotes homozygous important increase individuals instance Jurassic kind known Lamarck land animals later less lines living things mammals meiosis Mendel's million moths mutation natural selection normal observations offspring organisms Origin of Species pairs parents pattern peas Permian phyla PLACODERMS plants and animals produce radiation recessive recognizably reproductive cells reptiles round yellow ruling reptiles Sacculina seeds seems separate sets of chromosomes shells single skeletons sort specialized structure suppose surviving Synapsid tall titanotheres Triassic Types of reproductive variation variety vertebrates whole wrinkled green