Across
- 2. what something does
- 5. helps protect our main body organisms and helps support movement in our bodies
- 8. helps break down food and eats nutrients
- 9. certain traits that help an organism survive
- 11. humans choose specific animal traits for their needs
- 12. certain systems in the body involved with reproduction
Down
- 1. certain cells and tissues protect the body from invasive foreign substances
- 3. eats other organisms to survive
- 4. requires only one parent to reproduce
- 6. make it's own food
- 7. can be a learned or instinct trait that helps an organism survive
- 10. requires two parents to reproduce