Across
- 3. essential for the transport of oxygen in the blood
- 5. essential for nerves, muscles and heart to work properly
- 7. essential for growth, development and immune function
Down
- 1. it helps to maintain the correct volume of circulating blood and tissue fluids in the body.
- 2. essential to make thyroid hormones
- 4. strengthen bones and teeth
- 6. essential for using glucose for energy