selective species
121Experimental evolution — In evolutionary biology, the field of experimental evolution is concerned with testing hypotheses and theories of evolution by use of controlled experiments. Evolution can be observed in the laboratory as populations adapt to new environmental… …
122Percina caprodes — Scientific classification Kingdom: Animalia …
123Culture — For other uses, see Culture (disambiguation). Petroglyphs in modern day Gobustan, Azerbaijan, dating back to 10 000 BCE indicating a thriving culture …
124heredity — /heuh red i tee/, n., pl. heredities. Biol. 1. the transmission of genetic characters from parents to offspring: it is dependent upon the segregation and recombination of genes during meiosis and fertilization and results in the genesis of a new… …
125aggressive behaviour — Any action of an animal intended to injure an opponent or prey animal or to cause an opponent to retreat. Aggression may be caused by various stimuli. Within its own group, an animal must display aggressive postures to maintain its position… …
126human genome — Introduction all of the approximately three billion base pairs of deoxyribonucleic acid ( DNA) that make up the entire set of chromosomes (chromosome) of the human organism. The human genome includes the coding regions of DNA, which encode all… …
127Memory for the future — refers to the ability to use memory to picture and plan future events. It is a subcategory of mental time travel which Suddendorf and Corballis described to be the process that allows people to imagine both past and potential future events.… …
128Punctuated equilibrium — is a theory of evolutionary biology which states that most sexually reproducing populations experience little change for most of their geological history, and that when phenotypic evolution does occur, it is localized in rare, rapid events of… …
