Human Body

2. a group of similar cells and their surrounding material that work together to perform a specific function
4. an organ system made up of specialized cells called muscle fibers that control every movement in the body
6. the specific job or activity that a part or organ or cell performs to help an organism survive.
8. a collection of different tissues that group together to form a functional unit designed to perform a specific task
9. the system that is a group of connected organs that break down food into tiny parts so your body can absorb energy, growth materials, and repair nutrients
10. the smallest and basic structural and functional unit of all living organisms
11. made of many different and connected parts or something that is not simple and hard to understand
12. an organized network of interdependent components—such as molecules, cells, tissues, or organs—that work together to perform a unified function
15. the system in the body that is the network of organs and tissues in your body that allows you to breathe by taking in oxygen and getting rid of carbon dioxide
16. any living thing that can act or function independently

1. the system in the body that is a vast network of organs and blood vessels that moves blood, oxygen, nutrients, and waste products throughout the body
3. designed or built for one particular purpose, job, or field
5. consisting of only a single cell that performs all the basic tasks needed for life
7. an organism is made of more than one cell
13. the system that is the body's central framework, made up of bones, cartilage, ligaments, and tendons that support the body, protect internal organs, and enable movement
14. the system in the body that is the body's main control and communication network that sends messages between your brain and the rest of your body