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Paleontology:study of fossils.
Fossil Record:history of fossils.
Ambulocetus natans:the walking whale that swim.
Archaeopteryx lithographica:between reptiles and birds.
Mutations:permanent gentic changes.
Disruptive selection:two or more phenotypes favored.
Directional selection:phenotype is favored.
Stabilizin selection:intermediate phenotype favored.
Cystic Fibrosis:condition that leads to lung infection.
Strata:layers of soil.
Speciation:splittin of one species.
Tyrannosaurus rex:tyrant-lizard king.
Prezygotic:before formation of zyote
postzygotic:after formaton of zyote
Ecological niche:where species live & interact.
Thaumaptilon:sea pen
Hox genes:developmental reulatory genes
Equus:evolution of the horse
Sympatric Speciation:occurs w/o geographic barrier.
Allopatric Speciation:occurs w geographic barrier.
Bacteriophages:viruses that parasitize bacteria.
Ebola:virsus that can cause hemorrhaic fever.
Retrovirus:reverse transcription RNA into DNA.
Prions:misfolded proteins.
Viroids:naked strands of RNA.
Peptidoglycan:containing of a unique amino disaccharide.
Plasmid:small circle of DNA.
Mutualism:both partners benefit.
Chlamydia trachomatis:intracellular parsite .
Methanogenes:produce methane.
Halophiles:live in high salt environments.
Across:4. | intracellular parsite . | 6. | before formation of zyote | 11. | study of fossils. | 12. | condition that leads to lung infection. | 14. | the walking whale that swim. | 15. | between reptiles and birds. | 16. | containing of a unique amino disaccharide. |
| 17. | evolution of the horse | 18. | history of fossils. | 19. | where species live & interact. | 20. | viruses that parasitize bacteria. | 23. | sea pen | 24. | virsus that can cause hemorrhaic fever. | 25. | produce methane. |
| | Down:1. | occurs w geographic barrier. | 2. | splittin of one species. | 3. | permanent gentic changes. | 5. | occurs w/o geographic barrier. | 7. | phenotype is favored. | 8. | two or more phenotypes favored. |
| 9. | tyrant-lizard king. | 10. | small circle of DNA. | 13. | intermediate phenotype favored. | 21. | misfolded proteins. | 22. | layers of soil. |
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© 2012
PuzzleFast.com, Noncommercial Use Only
Across:4. | intracellular parsite . | 6. | before formation of zyote | 11. | study of fossils. | 12. | condition that leads to lung infection. | 14. | the walking whale that swim. | 15. | between reptiles and birds. | 16. | containing of a unique amino disaccharide. |
| 17. | evolution of the horse | 18. | history of fossils. | 19. | where species live & interact. | 20. | viruses that parasitize bacteria. | 23. | sea pen | 24. | virsus that can cause hemorrhaic fever. | 25. | produce methane. |
| | Down:1. | occurs w geographic barrier. | 2. | splittin of one species. | 3. | permanent gentic changes. | 5. | occurs w/o geographic barrier. | 7. | phenotype is favored. | 8. | two or more phenotypes favored. |
| 9. | tyrant-lizard king. | 10. | small circle of DNA. | 13. | intermediate phenotype favored. | 21. | misfolded proteins. | 22. | layers of soil. |
| |
© 2012
PuzzleFast.com, Noncommercial Use Only