Download Biology Week 3 Vocabulary: Evolution

Biology Week 3 Vocabulary: Evolution
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Across
Down
2. the preserved remains or trace of an
organism that lived in the past
1. an organism's ability to survive and
reproduce within a given environment
4. a group of organisms with similar
characteristics that can breed with one another
to produce fertile offspring.
7. the introduction of genes from one
population into the gene pool of another
population
9. an advantageous trait an organism has for
its environment
13. the idea that evolution occurs in spurts of
rapid change
14. the process by which species change over
time
3. selection the process by which organisms
with favorable variations for their
environment survive, reproduce, and pass on
those variations to the next generation
5. the evolution of a new species from an
existing species
6. the idea that evolutionary change occurs
slowly and steadily over long periods of time
8. the extinction of huge numbers of species
in a fairly short time period
10. the permanent loss of a species
11. isolation an inability of organisms to
interbreed due to geographic barriers
12. the combined genetic information of all
members of a population