Across
- 2. picture made of small pieces of material
- 5. movement requiring skill and care
- 6. a plantlike growth on rocks and trees
- 9. a relationship between two organisms that is beneficial for both
- 11. a tax
- 15. a method of doing something
- 16. a change in genetic sequence
- 17. very sad
- 19. arrangement in order of time
Down
- 1. a way of doing something
- 3. the right to vote
- 4. the speed at which a piece of music should be played
- 7. to recall and show respect for something
- 8. the distance light can travel in one year
- 10. the subtraction of something
- 12. animal that carries its young in a pouch on its body
- 13. behavior that is keeping in good taste
- 14. to crouch down in fear
- 16. comparison of two things without using like or as
- 18. do something that one considers to be beneath one's dignity