Across
- 1. any strong, short-lived disruption in a community that changes the distribution of living or nonliving resources
- 3. the close resemblance of one species to another
- 5. well-characterized gene sequence to identify distinct species
- 8. is the number of species present in a given community
- 9. total genetic information contained within all individuals of a population, species, or group of species
- 10. one organisms eats or absorbs nutrients from another
- 12. species that are found in a particular area and nowhere else
- 15. individuals use the same resources resulting in lower fitness for both
- 17. a summary of some or all of the consumption interactions in a community
- 18. the ability to survive and produce viable, fertile offspring
Down
- 2. all the populations of interacting species living within a defined area
- 4. one species benefits but the other is unaffected
- 6. species whose numbers have decreased so drastically that it is almost certain to go extinct without effective conservation efforts
- 7. ecosystem ______ is the sum of the biological and chemical processes that are characteristic of a given ecosystem
- 11. inevitable compromise in adaptation
- 13. consumption of plant or algal tissues by herbivores
- 14. the tree of life
- 16. two species interact in a way that confers fitness benefits to both