1			2	3
	4							5
			6		7						8
												9
									10		11
12																			13
																	14
													15
16
					17
		18

Across 2. Carrier of genetic information 5. a bacterium, virus, or other microorganism that can cause disease. 7. Basic unit of life 8. the emission of energy as electromagnetic waves or as moving subatomic particles, especially high-energy particles that cause ionization. 9. A gene that passes traits from parent to offspring 12. two identical copies (chromatids) formed by the replication of a single chromosome, with both copies joined together by a common centromere(2wrds) 15. Process of mutating 16. Formation of new animal or plant tissue 18. A cell able to unite with another(2wrds)

Down 1. A mutation that is caused naturally and not by mutagens(2wrds) 3. a specialized cell transmitting nerve impulses; a nerve cell 4. Densely packed cells that make up the skin (2wrds) 6. Either of the two cells formed when a cell undergoes cell division by mitosIs(2wrds) 7. the disease caused by an uncontrolled division of abnormal cells in a part of the body. 10. Any cell besides a reproductive one(2wrds) 11. A substance capable of causing cancer 13. Results in four daughter cells 14. An undifferentiated cell which can specialize into any cell(2wrds) 15. Results in two daughter cells 17. An abnormal growth of tissue/a swelling part of the body