Ch. 24-1 Reproduction With Cones and Flowers<br />Ch. 24 Reproduction of Seed Plants<br />
Pollen Cone <br />Cone in gymnosperms that produces male gametophytes in the form of pollen grains<br />
Seed Cone <br />Cone that produces female gametophytes<br />
Ovule<br />Structure in seed cones in which female gametophytes develop<br />
Pollen Tube<br />Structure grown y a pollen grain; contains two haploid sperm nuclei<br />
Sepal<br />Outermost circle of flower parts that encloses a bud before it opens and protects the flower while it is develo...
Petal<br />Brightly colored structure just inside the sepals; attracts insects and other pollinators to a flower<br />
Stamen<br />Male part of the flower; made up of an anther and a filament<br />
Filament<br />Long thin structure that supports an anther<br />
Anther<br />Flower structure in which haploid male gametophytes are produced<br />
Carpel<br />Innermost part of a flower that produces the female gametophytes<br />
Ovary<br />In a flower structure that contains one or more ovules from which female gametophytes are produced <br />
Style<br />Narrow stalk of the carpel in a flower<br />
Stigma<br />Sticky portion at the top of the style where pollen grains frequently land<br />
Embryo Sac <br />Female gametophyte within the ovule of a flowering plant<br />
Endosperm<br />Food-rich tissue that nourishes a seedling as it grows<br />
Double Fertilization <br />Fertilization in angiosperms, in which two distinct fertilization events take place between the...
Key Concepts<br />Reproduction in gymnosperms takes place in cones, which are produced by a mature sporophyte plant. <br />
Key Concepts<br />Flowers are reproductive organs that are composed of four kinds of specialized leaves: sepals, petals, s...
Key Concepts<br />Reproduction in angiosperms takes place within the flower. Following pollination and fertilization, the ...
Key Concepts<br />Most gymnosperms and some angiosperms are wind pollinated whereas most angiosperms pollinated by animals...
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Biology 24.1

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Biology 24.1

  1. 1. Ch. 24-1 Reproduction With Cones and Flowers<br />Ch. 24 Reproduction of Seed Plants<br />
  2. 2. Pollen Cone <br />Cone in gymnosperms that produces male gametophytes in the form of pollen grains<br />
  3. 3. Seed Cone <br />Cone that produces female gametophytes<br />
  4. 4. Ovule<br />Structure in seed cones in which female gametophytes develop<br />
  5. 5. Pollen Tube<br />Structure grown y a pollen grain; contains two haploid sperm nuclei<br />
  6. 6. Sepal<br />Outermost circle of flower parts that encloses a bud before it opens and protects the flower while it is developing<br />
  7. 7. Petal<br />Brightly colored structure just inside the sepals; attracts insects and other pollinators to a flower<br />
  8. 8. Stamen<br />Male part of the flower; made up of an anther and a filament<br />
  9. 9. Filament<br />Long thin structure that supports an anther<br />
  10. 10. Anther<br />Flower structure in which haploid male gametophytes are produced<br />
  11. 11. Carpel<br />Innermost part of a flower that produces the female gametophytes<br />
  12. 12. Ovary<br />In a flower structure that contains one or more ovules from which female gametophytes are produced <br />
  13. 13. Style<br />Narrow stalk of the carpel in a flower<br />
  14. 14. Stigma<br />Sticky portion at the top of the style where pollen grains frequently land<br />
  15. 15. Embryo Sac <br />Female gametophyte within the ovule of a flowering plant<br />
  16. 16. Endosperm<br />Food-rich tissue that nourishes a seedling as it grows<br />
  17. 17. Double Fertilization <br />Fertilization in angiosperms, in which two distinct fertilization events take place between the male and female gametophytes. <br />
  18. 18. Key Concepts<br />Reproduction in gymnosperms takes place in cones, which are produced by a mature sporophyte plant. <br />
  19. 19. Key Concepts<br />Flowers are reproductive organs that are composed of four kinds of specialized leaves: sepals, petals, stamens, and carples. <br />
  20. 20. Key Concepts<br />Reproduction in angiosperms takes place within the flower. Following pollination and fertilization, the seeds develop inside protective structures.<br />
  21. 21. Key Concepts<br />Most gymnosperms and some angiosperms are wind pollinated whereas most angiosperms pollinated by animals<br />

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