life processes in ferns

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Across
  1. 2. cells dispersed by wind (5 letters) → SPORES
  2. 7. visible fern plant; diploid generation (10 letters) → SPOROPHYTE
  3. 8. leaves where sori form (6 letters) → FRONDS
  4. 10. number in gametophyte (6 letters) → HAPLOID
  5. 12. generation in ferns (vs. mosses) (10 letters) → SPOROPHYTE (overlaps with across)
  6. 13. between sporophyte and gametophyte phases (11 letters, two words but clue as one: "alternationofgenerations" or shorten to "ALTERNATION") → ALTERNATION
  7. 15. horizontal stem in ferns (7 letters) → RHIZOME
  8. 17. use these to swim in water film (8 letters) → FLAGELLA
  9. 18. are this type of plant (vascular tissue present) (8 letters) → VASCULAR
  10. 19. cases within sori (9 letters) → SPORANGIA
Down
  1. 1. producing haploid spores (7 letters) → MEIOSIS
  2. 3. gametophyte stage (9 letters) → PROTHALLUS
  3. 4. structure producing egg on gametophyte (10 letters) → ARCHEGONIUM
  4. 5. of growth/division in both stages (6 letters) → MITOSIS
  5. 6. phase producing gametes (11 letters) → GAMETOPHYTE
  6. 9. structures anchoring gametophyte (8 letters) → RHIZOIDS
  7. 11. structure producing swimming sperm (10 letters) → ANTHERIDIUM
  8. 14. requiring water for sperm to reach egg (12 letters) → FERTILIZATION
  9. 16. of sporangia on frond undersurface (4 letters) → SORI