biology crossword puzzle

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Across
  1. 5. a gene varient that influences specific traits,such a eye color or hair color
  2. 8. the process by which a new species forms from an existing oneoften due to geographic isolation,genetic drift or other mechanisms that prevent gone flow
  3. 15. pressure a force that affects which traits are more likely to be passed on to future generations
  4. 17. trait a characteristic that will only be expressed if an individual has two copies of recessive allele
  5. 19. cycle a biogeochemical process by where phosphorus moves through the environment,including,rocks,soil,water and livng organisms
  6. 20. nonemclature a system of standardized nsming in science ,of ten using latin and Greek roots
  7. 22. of fertilizer put too much fertilizer and it kills the plants
  8. 24. taking too much fish out of its ecosystem
  9. 26. the specific role and position a species occupies within its environment,including its resources untilization,interaction with other species, and how it influences its ecosystem
  10. 28. removal of trees
  11. 29. uses oxygen to breakdown glucose
Down
  1. 1. breaks down starch
  2. 2. trait a characteristic if you have 1 or 2 copies of dominant allele
  3. 3. a group of organisms that can naturally interbred and produce fertile offspring,forming a distant group reproductively isolated from others
  4. 4. an organism that eats other plants or animals for energy and nutrients
  5. 6. the purpose,role or value of an organisms traits,activities,or parts
  6. 7. breaks down lipids
  7. 9. physical and behavioral characteristics of an individual organism.
  8. 10. a group of living things that share common traits and can reproduce together
  9. 11. a group of related species
  10. 12. a complete set of genes
  11. 13. a single molecule that is often linked together to form a larger molecule known as a polymer
  12. 14. lack of water
  13. 16. a species dies out and dissapears forever
  14. 18. when it rains too much and there is no where for the water to go
  15. 21. does not use glucose to breakdown oxygen
  16. 22. traits characterisitcs that help an individual or species survive and thrive
  17. 23. a molecule produced by a living organism and essential to one or more typically biological processes
  18. 25. an organism especially a soil bacterium,fungus,or invertebrate, that decomposes organic matetial
  19. 27. an organism that is able to form nutritional organic substances from simple inorganic substances such as carbon dioxide