LS U2 PT Cross word puzzle

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Across
  1. 2. A group of similar cells that work together to perform a specific function in the body.
  2. 6. The system of organs and tissues that controls the body and enables communication between different parts of the body.
  3. 8. The system of glands that produce and secrete hormones that regulate many processes in the body.
  4. 10. The basic unit of life that makes up all living organisms.
  5. 11. The system of organs and tissues involved in reproduction.
  6. 12. The system of organs and tissues that defends the body against infection and disease.
Down
  1. 1. The system of bones, muscles, and connective tissues that supports the body and enables movement.
  2. 3. The system of organs and tissues involved in processing food and extracting nutrients.
  3. 4. The system of blood vessels and the heart that circulates blood throughout the body.
  4. 5. The system of organs and tissues involved in breathing and gas exchange.
  5. 7. The system of organs and tissues that includes the skin, hair, and nails, which protect the body from external damage.
  6. 9. A group of different tissues that work together to perform a specific function in the body.