Across
- 3. Type of tissue that provides support for the body and connects its parts.
- 4. Tissue that lines the interior and exterior body surfaces.
- 5. System that breaks down food; absorbs nutrients and eliminates wastes.
- 6. What contain the molecules in food?
- 9. Group of different types of tissues that work together to perform a single function or several related functions is called an
- 11. System that produces gamates.
- 13. Group of cells that perform a single function is called a tissue.
- 14. Is a group of organs that perform closely related functions.
- 16. One of the nutrients the body needs.
- 17. System that transports oxygen, nutrients, and hormones to cells.
- 21. Describes the relatively constant internal physical and chemical conditions that organisms maintain despite changes in internal and external environments.
Down
- 1. Macromolecule that contains carbon, hydrogen, oxygen and nitrogen; needed by the body for growth and repair.
- 2. Is the process in which a stimulus produces a response that opposes the original stimulus.
- 3. Compound made up of carbon, hydrogen, and oxygen atoms, type of nutrient that is the major source of energy in the body.
- 7. Measure of heat energy in food
- 8. System that recognizes and coordinates the body’s response to changes in its internal and external environments.
- 10. System that brings in oxygen needed for cellular respiration.
- 12. Lipid made up of fatty acids and glycerol.
- 15. System that works with skeletal system to produce voluntary movement.
- 18. System that helps protects the body from disease.
- 19. Is the basic unit of structure and function in living things.
- 20. It is one of the body’s most important organs for homoestasis.
- 22. Movements of the body are possible because of what tissue?