Population - all the inhabitants of a particular town, area, or country., Jean Baptise Lamarck’s theory - proposes that traits acquired during an organism's lifetime can be inherited by its offspring, Mutation - a permanent alteration in the DNA sequence of an organism's genome, Natural Selection - organisms with traits better suited to their environment are more likely to survive and reproduce, passing those beneficial traits to their offspring, Homologous Structures - physical features found in different species that share a common ancestor, even though these features may have different functions in the species, Vestigial Structures - body parts that have lost their original function through evolution and are often greatly reduced in size or function compared to their ancestral counterparts, Evolution - refers to the change in the heritable characteristics of biological populations over successive generations, Charles Darwin’s theory - architect of the theory of evolution by natural selection, Survival of the Fittest - the process where organisms best adapted to their environment are more likely to survive and reproduce., Adaptation - a change or the process of change by which an organism or species becomes better suited to its environment., Genetic Variation - refers to the differences in DNA sequences between individuals within a population or species, Analogous Structures - similar structures in different species that serve the same function but do not share a common evolutionary origin, Comparative Embryology - the study that compares and contrasts the embryonic development of different species, highlighting similarities and differences in their early stages,

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