Evolution Latest 2023 Already Graded A

Evolution Latest 2023 Already Graded A evolution change in variation over time; process by which modern organisms have descended from ancient organisms (descent with modification) natural selection Organisms with more advantageous traits for their environment survive and reproduce more often (This causes traits in the population to change over time) genetic variation the differences within a single species species group of similar organisms capable of interbreeding and producing fertile offspring cladogram a branching diagram that shows common ancestry (how species are related) fitness ability of an organism to survive and reproduce in its environment adaptation inherited characteristic that increases an organism's chance of survival struggle competition to survive, not all of a species will survive (Hunger, disease, and predators) Traits characteristics of a species passed down from parent to offspring (babies) overproduction more will be born than can survive Population A group of organisms that belong to the same species and live in the same area artificial selection When human get to decide that characteristics will survive in a population. ex. domestic dogs Fossil A trace of an ancient organism that has been preserved in rock. extinct no longer existing or living Charles Darwin Man who researched and wrote what we study as evolution today. comparative anatomy The comparison of body structures and how they vary among species