Structures that are similar a characteristic that helps an organism survive when

Question

Structures that are similar a characteristic that helps an organism survive when one species evolves into many;adaptive ___ pattern of evolution where a species is stable for a long time then rapidly changes;____ equilibrium the name of Darwins book;the ___ of species process by which evolution occurs;natural ___ had different shaped shells depending on the island they were from well-supported testable explanation when two species evolve together natural selection is also known as the survival of the ____ islands that Darwin visited principle that states that living species are descended from ancient ones;descent with ____ the name of the ship that draw in traveled on when two unrelated organisms look alike (sharks & dolphins) refers to the variety of living things when organisms disappear from the earth proposed the theory of evolution by natural selection formation of new species change over time required for new species to form preserved remains of anc

Explanation / Answer

Across
2. homologous
5. adaptation
9. radiation
10. punctuated
12. origin
13. selection
17. turtles
18. theory
20. coevolution
21. fittest
22. Galapagos
23. modification
24. Beagle
Down
1. convergent
3. diversity
4. extinction
6. Darwin
7. speciation
8. evolution
11. isolation
14. fossils
15. finches
16. geology
19. vestigial

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