Chapter 15: Evolution Biology


Hannah Sullivan
Flashcards by Hannah Sullivan, updated more than 1 year ago
Hannah Sullivan
Created by Hannah Sullivan over 7 years ago

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Question Answer
Evolution change over time; the process by which modern organisms have descended from ancient organism.
Theory a well-supported testable explanation of phenomena that have occurred in the natural world.
Charles Darwin -theory of evolution -"fossils"
Fossils preserved remains of ancient organisms.
artificial selection nature provided the variation and humans selected those variations that they found useful.
struggle for existence means that each of species compete regularly to obtain food, living space, and other necessities to live.
fitness Darwin: fitness is the result of adaptations.
adaptation is any inherited characteristic that increases an organism's chance of survival.
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