Across
- 5. reproductive structures that make pollen
- 6. tissue that conducts water and dissolved minerals
- 8. when plants use sunlight to make their own food
- 13. club mosses
- 15. plants that prodce flowers
- 17. a complex polymer that strengthens cell walls
- 19. cell that divides via mitosis
- 21. type of green algae most related to plants
Down
- 1. a waxy coating that minimizes water loss from aerial parts
- 2. when wind or animals deliver pollen to female parts
- 3. seedless plants that lack vascular tissue
- 4. does not use gametes to reproduce
- 7. tissue that transports sugars made from photosynthesis
- 9. uses gametes to reproduce
- 10. a dormant plant embryo
- 11. pores in the epidermis of the stems
- 12. a reproductive cell
- 14. grains that consist of male gametophytes of seed plants
- 16. haploid generation, gamete-producing stage of life cycle
- 18. whisk ferns, horsetails, true ferns
- 20. what kingdom are seedless plants in
