Evolution Crossword

a group of organisms believed to have evolved from a common ancestor
A branching treelike diagram used to illustrate evolutionary relationships among organisms
the continued existence of organisms that are best adapted to their environment, with the extinction of others, as a concept in the Darwinian theory of evolution
he branch of science concerned with classification, especially of organisms
the hypothesis that evolution proceeds chiefly by the accumulation of gradual changes
the stock of different genes in an interbreeding population
the transfer of alleles or genes from one population to another
an organism deriving its nutritional requirements from complex organic substances.
an organism that is able to form nutritional organic substances from simple inorganic substances such as carbon dioxide.
mode of natural selection in which an extreme phenotype is favored over other phenotypes, causing the allele frequency to shift over time in the direction of that phenotype
changes in population genetics in which extreme values for a trait are favored over intermediate values
rudimentary structure in humans corresponding to a functional structure or organ in ancestral animals
record of molecular data that is used to compare DNA and protein structures between species
key for the identification of organisms based on a series of choices between alternative characters
the formation of new and distinct species in the course of evolution
organism consisting of a cell or cells in which the genetic material is DNA in the form of chromosomes contained within a distinct nucleus
rapid learning process by which a newborn or very young animal establishes a behavior pattern of recognition and attraction towards other animals of its own kind
group of one or more populations of an organism or organisms seen by taxonomists to form a unit
a group of microorganisms that resemble bacteria but are different from them in certain aspects of their chemical structure
prolonged torpor or dormancy of an animal during a hot or dry period