The body

3. system system that collects waste made by cells and removes the wastes from the body; organs in this system include kidneys and ureters
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9. system system that provides shape and support, enables you to move, protects your organs, produces blood cells, stores minerals and other materials until your body needs them; this system includes bones, like your skull or vertebrae
11. transport how cells move things across the cell membrane; requires energy
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13. system system that carries needed substances (like oxygen and sugar) to cells and carries waste products away from cells; organs in this system are the heart, veins, and arteries
15. the organelle that changes sugar into energy your cell can use
18. a group of similar cells that perform the same function
19. structure made of different kinds of tissue that performs a specific job
20. organ systems are organized into these single living things
21. system a group of organs that work together to do a specific job
22. system system that produces chemicals that control many of the body's activities and regulates long term changes like growth and development; this system includes your thyroid gland and pancreas
25. the organelle that directs the cell's activities

1. system system that receives information about what is happening inside and outside your body, directs the way your body responds to this information, and helps your body maintain homeostasis; this system includes your brain and spinal cord
2. membrane the organelle that controls what goes into and out of cells
4. connective tissue that connects bone to muscle
5. system system that moves oxygen from the outside environment into the body; organs in this system include your lungs, trachea, etc.
6. system system that produces eggs in the female and sperm in the male and allows sexual reproduction to take place; this system includes the ovaries or testes
8. system system that returns fluid to your bloodstream; this includes lymph nodes that help trap bacteria before going into your blood
10. system system that allows your body to move; this system includes your muscles (bicep, tricep, etc). and types of muscle (skeletal, smooth, cardiac)
14. connective tissue that connects bone to bone
16. balanced conditions inside an organism
17. system system that breaks down food into molecules the body can use and eliminates waste; this system includes your esophagus, stomach, and small intestine
23. how water crosses a cell membrane; requires no energy
24. system system that protects your body from disease; this includes lymphocytes (white blood cells)