natural selection Flashcards
what is Adaptation
a movie, television drama, or stage play that has been adapted from a written work, typically a novel
what is Species
a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding
what is Evolution
he process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth
what is Fossil
the remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock
what is Fossil Record
study all of the fossils that have been preserved in sedimentary rocks
what is Trait
a distinguishing quality or characteristic, typically one belonging to a person
what is Selective Breeding
involves choosing parents with particular characteristics to breed together and produce offspring with more desirable
what is Natural Selection
the process whereby organisms better adapted to their environment tend to survive and produce more offspring
what is Generation time
the average time between two consecutive generations in the lineages of a population
what is Speciation
the formation of new and distinct species in the course of evolution
what is Relative Dating
used to arrange geological events, and the rocks they leave behind, in a sequence
what is Absolute Dating
measure the physical properties of an object itself and use these measurements to calculate its age
what is Geologic Time Scale
is a representation of time based on the rock record of Earth
what is Extinct
of a species, family, or other group of animals or plants) having no living members; no longer in existence
what is Plate Tectonics
a theory explaining the structure of the earth’s crust and many associated phenomena as resulting from the interaction of rigid lithospheric plates which move slowly over the underlying mantle
