Across
- 6. fluid connective tissue that circulates throughout the body through blood vessels
- 8. having the proper levels of minerals in the blood for normal functioning of the body
- 12. chemical element such as calcium or potassium that is needed in relatively small amounts for proper body functioning
- 13. type of tissue that forms the body’s structure; includes bone, cartilage, and blood
- 15. dense connective tissue containing the protein collagen that provides a smooth surface for the movement of bones at joints
Down
- 1. process of maintaining a stable internal environment in a cell or an entire organism
- 2. basic unit of structure and function of living things
- 3. organic compound made up of amino acids
- 4. the ability to move; in animals, requires muscles and nerves working together
- 5. band of fibrous connective tissue that holds bones together
- 7. structure composed of two or more types of tissues that work together to perform a particular function
- 9. hard tissue consisting of the protein collagen and minerals such as calcium that generally makes up most of the vertebrate endoskeleton
- 10. way of gaining knowledge about the natural world that depends on evidence, reasoning, and repeated testing
- 11. Detecting light with the eyes and forming images
- 14. element that is a component of bone and teeth