Stem cells

2. any of the distinct types of material of which animals or plants are made, consisting of specialized cells and their products
4. a jointed or prehensile appendage of a human or other animal's body
6. The basic unit of heredity passed from parent to child
8. a part of an organism that is typically self-contained and has a specific vital function, such as the heart or liver in humans
10. adapted to a special function or environment
13. the smallest unit that can live on its own and that makes up all living organisms and the tissues of the body
14. the thin layer that forms the outer boundary of a living cell or of an internal cell compartment.
15. A term used to describe cells or tissues that do not have specialized ("mature") structures or functions.
17. A term for diseases in which abnormal cells divide without control and can invade nearby tissues
18. the reason in which an object or a process occurs in a system
20. when an individual, the manipulator, alters the behavior of another individual in ways that is beneficial to the manipulator but may be detrimental to the manipulated individual

1. a strong, flexible connective tissue that protects your joints and bones
3. Having no special function.
5. a spongy substance found in the center of the bones
7. a disorder of structure or function of an organism that is not a direct result of physical injury.
9. the natural process of replacing or restoring damaged or missing cells, tissues, organs, and even entire body parts to full function in plants and animals.
10. the body's raw materials — cells from which all other cells with specialized functions are generated
11. an organism in early stages of development, before hatching from an egg
12. methods or procedures that are used to study living things.
16. deoxyribosenucleicacid
19. the process of generating a genetically identical copy of a cell or an organism