biology vocabulary

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Across
  1. 2. any microbe (virus, bacteria, fungus or organism) that can cause a disease
  2. 7. an infectious disease that can be transmitted or spread from one organism to another
  3. 8. a person who has some pathogen to which he is immune but who can pass it on to others
  4. 10. an organism that makes its own food
  5. 13. A form of technology that uses living organisms, usually genes, to modify products, to make or modify plants and animal
  6. 15. an outbreak of a disease that affects many people in an area
  7. 16. the struggle between individuals of the same or different species for food, space, light, etc.
  8. 17. The process by which cells obtain energy from glucose
  9. 19. organism whose cells contain nucleus
Down
  1. 1. a trait that helps an organism survive in a particular environment
  2. 2. single-celled organism lacking a nucleus; the class of cell that includes all bacteria
  3. 3. the process by which plants capture energy in sunlight and uses it to make food
  4. 4. organisms that cannot make their own food and must feed on other organisms for energy and nutrients
  5. 5. an epidemic that spreads over a large area, or throughout the world
  6. 6. a symbiotic relationship in which one organism benefits and the other is harmed
  7. 9. a symbiotic relationship between two organisms in which both organisms benefit
  8. 11. tiny one-celled organisms that lack a nucleus, some of which can cause diseases; come in three shapes (cocci, bacillus, and spirilia)
  9. 12. animal that carries pathogens from person to person
  10. 14. a tiny, nonliving particle that invades and then reproduces inside a living cell
  11. 18. an organism that lives on or in a host and causes it harm