Solve these clues to fill the grid.
- Rigid connective tissue that makes up the skeleton of vertebrates
- 2 Across
- What we eat to get energy and grow
- 4 Across
- One of the contractile organs of the body
- 7 Across
- Having a ___ physiological or chemical effect
- 9 Across
- The food and drink a person usually has
- 10 Across
- Any substance that can be taken in by a green plant and used in organic synthesis
- 11 Across
- A custard-like food made from curdled milk
- 1 Down
- The power to do work or make things move
- 3 Down
- A white metallic element that burns with a brilliant light
- 5 Down
- Nutrient in meat and beans that builds muscle
- 6 Down
- White drink that comes from cows
- 8 Down