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Across 1. bacteria that can cause strep throat. 6. the belief that the soul, upon death of the body, comes back to earth in another body or form. 12. A tentative explanation for an observation, phenomenon, or scientific problem that can be tested by further investigation. 14. the inspection of the iris of the eye as an aid in determining a person's state of health or in diagnosing a health problem. 17. The small bodies in the nucleus of a cell that carry the chemical “instructions” for reproduction of the cell 20. A substance containing no medication and prescribed to reinforce a patient's expectation of getting well or used as a control in a clinical research trial to determine the effectiveness of a potential new drug. 21. non cancerous tumor 22. more rapid than usual cell division 23. the spreading of a disease (especially cancer) to another part of the body 24. The science that deals with the universe beyond the Earth. It describes the nature, position, and motion of the stars, planets, and other objects in the skies, and their relation to the Earth. 25. hypothetical subatomic particles that always travel faster than the speed of light.

Down 2. communication between minds by some means other than sensory perception. 3. knowledge of an event before it occurs 4. The supposed power to see objects or events that cannot be perceived by the senses. 5. The supposed development of living organisms from nonliving matter 7. a Chinese medical practice or procedure that treats illness or provides local anesthesia by the insertion of needles at specified sites of the body. 8. organisms not able to be seen except under a microscope, found in rotting matter, in air, in soil and in living bodies, some being the germs of disease 9. the beliefs, ideas, or mode of thought of mystics. 10. An abnormal growth of tissue resulting from uncontrolled, progressive multiplication of cells and serving no physiological function 11. changes in cell structure 13. A study of the positions and relationships of the sun, moon, stars, and planets in order to judge their influence on human actions. 15. the method of treating disease by drugs, given in minute doses, that would produce in a healthy person symptoms similar to those of the disease 16. any malignant growth or tumor caused by abnormal and uncontrolled cell division; it may spread to other parts of the body through the lymphatic system or the blood stream 18. the Chinese art or practice of creating harmonious surroundings that enhance the balance of yin and yang, as in arranging furniture or determining the siting of a house. 19. cancerous tumor