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Evolution Vocabulary- Tier 1!

Across
When a population of organisms are separated from exchanging genetic material with other organisms of the same species.
Total number of fossils that have been discovered, as well as the information derived from them.
An adaptation that allows certain organisms to blend in with their environment
The inability of members of a population to successfully interbreed with members of another population of the same or a related species.
The selective breeding of organisms (by humans) for specific desirable characteristics.
First scientist to understand that change occurs over time; proposed the "Law of Use and Disuse"; said that acquired changes were passed to offspring.
An evolutionary pattern in which many species evolve from a single ancestral species.
"father of evolution"- proposed mechanism for evolution (natural selection)
In evolutionary theory, a measure of individual's hereditary contribution to the next generation
Down
Anatomical structures in one species that, compared to other anatomical structures in another species, originated from a single anatomical structure in a a common ancestor of two species.
Scottish geologist to studied invertebrate fossils in Paris Museum and led to the idea of gradualism.
A defense in which one organism resembles another that is dangerous or poisonous.
A random change in allele frequency in a population.
Published the Principle of Population and observed that the human race would be likely to overproduce if the population size was not kept under control.
The process of becoming adapted to an environment; an anatomical, physiological, or behavioral trait that improves an organism's ability to survive and reproduce
____________ selection is the process by which individuals that are better adapted to their environment survive and reproduce more successfully than less well adapted individuals do; a theory to explain the mechanism of evolution.
The process by which unrelated species become more similar as they adapt to the same kind of environment.
An anatomical structure in one species that is similar in function and appearance, but not in evolutionary origin, to another anatomical structure in another species.
A heritable change in the characteristics within a population from one generation to the next; the development of new types of organisms from preexisting types of organisms over time.
_____igal structures structures in an organism that is reduced in size and function and that may have been complete and functional in the organism's ancestors.