BIO 200 - Lab 18: Seed Plants

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Across
  1. 3. After fertilization, the ___ develops into a seed.
  2. 4. The pollen sacs of a flower are produced in the ___.
  3. 7. A mature megaspore containing the ovule is the female ___ generation.
  4. 10. The most diverse and widespread group of seed plants today are the ___.
  5. 14. The most abundant and diverse group of the gymnosperms
  6. 15. The part of the flower that develops into the fruit
  7. 16. The ___ of a flower protect the bud before it opens.
Down
  1. 1. The seed is the structure that contains the next ___ generation in the lifecycle of a seed plant.
  2. 2. Female pine cones are also called ___ cones.
  3. 5. The part of a flower that is male
  4. 6. The female part of the flower where pollination occurs
  5. 8. Occurs when pollen grains land on the female cone or flower in seed plants
  6. 9. An innovation in the lifecycle of seed plants is the formation of ___, which become the separate male and female gametophytes.
  7. 11. The group of plants that produce "naked" seeds in a cone
  8. 12. Male gametophytes in the seed plants are called ___ grains.
  9. 13. This gymnosperm tree is the last surviving species of its kind