Across
- 1. A protein with sugar attached used for signaling.
- 3. Herbivores that eat the producers.
- 10. When pollen and egg join to make a seed.
- 11. The system that allows the body to move.
- 15. The first organisms to live in a new area.
- 17. Making more of the same kind of organism.
- 19. Keeping internal conditions steady and balanced.
- 21. One animal hunts and eats another.
- 23. The thin stalk that holds up the anther.
- 24. The part of the stamen that produces pollen.
- 27. Top predators at the end of a food chain.
- 31. The tube that leads down to the ovary.
- 32. An extra outer layer on some viruses.
- 33. The plumbing that moves nutrients through a plant.
- 34. One animal hunts and eats another.
- 36. Carnivores that eat the herbivores.
- 38. The structure that supports the plant and its leaves.
- 39. The underground part of a plant that absorbs water.
- 40. DNA or RNA that holds instructions for life.
Down
- 2. A sneaky viral cycle where DNA hides in the host.
- 4. The system that fights off germs and infections.
- 5. Medicine used to kill bacterial infections.
- 6. Turning food or fuel into energy.
- 7. Organisms fighting for the same limited resources.
- 8. The part of the flower that holds the eggs.
- 9. One species benefits by harming a host.
- 12. Tubes that move food down from the leaves.
- 13. A viral cycle where the host cell is destroyed.
- 14. The entire female reproductive part of a flower.
- 16. A stable and balanced ecosystem.
- 17. An enzyme that turns viral RNA into DNA.
- 18. The above-ground parts like stems and leaves.
- 20. The entire male reproductive part of a flower.
- 22. The sticky top part of the pistil that catches pollen.
- 25. Tubes that move water up from the roots.
- 26. Parts on a virus that help it attach to cells.
- 28. A relationship where both species benefit.
- 29. The process of an ecosystem changing over time.
- 30. One species benefits and the other is unaffected.
- 35. The protein shell that protects a virus.
- 37. The system of bones that supports the body.