Metabolism Crossword Puzzle

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Across
  1. 5. The ______ system brings in food and breaks it down into smaller molecules, such as glucose and amino acids, that can fit into cells.
  2. 6. In order to release ______, cells need both glucose and oxygen molecules.
  3. 8. The title of our unit is ______.
  4. 9. The ______ system transports glucose, oxygen, and amino acid molecules to every cell in the body.
  5. 10. A functioning human body has molecules from food (glucose and amino acids) and molecules from air (______) in its cells.
Down
  1. 1. A problem with a body system can result in fewer oxygen, glucose, and/or ______ molecules getting to the body's cells.
  2. 2. Cells can only use ______ that are small enough to enter a cell.
  3. 3. Systems can work together to form a larger more complex ______.
  4. 4. Inside the cell, the atoms that make up glucose and oxygen can be rearranged to make different molecules. This chemical reaction is called ______ and releases energy.
  5. 7. The ______ system brings in oxygen molecules from the air. These oxygen molecules are already small enough to fit into cells.
  6. 11. In a functioning human body, body systems work together to deliver ______, oxygen, and amino acid molecules to the cells in the body.