Down |
1. | the extent to which a source provides information you can use in your research writing project |
3. | A feature or quality belonging to a person, place, or thing. |
5. | Small infectious agent that replicates only inside the living cells of other organisms. |
6. | organism that is killed and eaten by another animal |
7. | An animal that kills and eats other animals for food |
9. | Living parts of an ecosystem |
11. | All the organisms of a specific group or species that occur in a specified habitat |
12. | Diseases caused by bacteria |
13. | Region of DNA that encodes for a specific trait |
14. | Disease that is caused by a virus |
15. | Changing an organisms genes |
19. | The number of living organisms an ecosystem can support |
20. | A molecule that carries the genetic instructions for all living organisms |
22. | the adaptation of an organism or organ to a special function orenvironment |
24. | The passing on of physical or mental characteristics genetically from one generation to another |
25. | A dead or weakened virus injected into the body to boost the immune system |
29. | tiny cell structure that carries out a specific function |
30. | a type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus |
32. | all the food chains in an ecosystem that are connected |
33. | each of more than one hundred substances that cannot be broken down into simpler substances and make up all matter |
34. | food and energy links between the different plants and animals in an ecosystem |
36. | Presence of an unwanted substance in a material. |
39. | A judgment or decision reached by reasoning |
43. | work or operate in a proper or particular way |
44. | An organism that can make its own food |
46. | characteristic of a substance that is observed during a reaction in which the chemical composition or identity of the substance is changed |
50. | a type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell |
51. | an individual made up of organ systems |
53. | a feature of an organism |
56. | organism that gives nutrition to a parasite |