Across
- 5. a muscular organ that breaks food into smaller particles
- 6. genus of roundworms that infect humans and animals, especially pigs
- 8. a group of intestinal parasitic worms
- 9. worm with long, sleek bodies that have narrow ends
- 10. when a female gamete develops a new individual without being fertilized by a male gamete
Down
- 1. disease causing roundworms that can be highly dangerous
- 2. the simplest animal with bilateral symmetry
- 3. a genus of parasitic roundworms that live in the intestines of pigs, horses, and humans
- 4. the most common roundworm parasite of humans in the United States
- 7. usually transparent, free-living animals that live in freshwater, although some may reside in salt water or moist soil