1. Designed by Pyeongsug Kim ©2010 sibio@att.netsibio@att.net SI Session Topic 13,14 Algae Spring 2010 For Dr. Hughey’s Bio 3 Class Picture from http://www.onrglobal.navy.mil/focus/ocean/habitats/kelp1.htmhttp://www.onrglobal.navy.mil/focus/ocean/habitats/kelp1.htm http://www.icis.com/blogs/green-chemicals/2009/08/

2. Designed by Pyeongsug Kim, ©2009 Each function? Blade Gas Bladder Stipe Holdfast

3. Phylum __________________ Class __________________ Genus __________________ Fucus Heterokontophyta Receptacles Air bladder Designed by Pyeongsug Kim, ©2009 Phaeophyceae

5. Oogonium(2n)Anteridia(2n) Paraphyses (sterile structure) Receptacle Phylum __________________ Class __________________ Genus __________________ Fucus Heterokontophyta Phaeophyceae Designed by Pyeongsug Kim, ©2009 Oogonium(2n) ----(Meiosis) --  Eggs(n) Anteridia(2n) ----(Meiosis) --  Sperm(n)

6. ___________- having separate male and female reproductive units (flowers, conifer cones, or functionally equivalent structures) on the same plant; from Greek for "one household". Monoecious ___________- refers to a species having separate male and female plants. From Greek for "two households". Dioecious Designed by Pyeongsug Kim, ©2009 Monoecious Dioecious

7. Designed by Pyeongsug Kim, ©2009 Dioecious (Antheridia) Monoecious Dioecious (Oogonium)Dioecious (Antheridia) Monoecious Phylum __________________ Class __________________ Genus __________________ Fucus Heterokontophyta Phaeophyceae

8. Phylum __________________ Class __________________ Genus __________________ Designed by Pyeongsug Kim, ©2009 Macrocystis Heterokontophyta Phylum __________________ Genus __________________ Polysiphonia Rhophyta Phaeophyceae

9. Designed by Pyeongsug Kim, ©2009 Phylum __________________ Genus __________________ Polysiphonia Rhophyta

10. Polysiphonia - Tetrasporophyte

12. Phylum ______________ Genus ______________ Polysiphonia Rhophyta TetrasporangiumCarposporangium TetrasporophyteCarposporophyte Designed by Pyeongsug Kim, ©2009 tetraspores

13. Polysiphonia Gametophyte Carpogonium (female gametophyte) Female gametophyte Phylum ______________ Genus ______________ Polysiphonia Rhophyta Male gametophyte Designed by Pyeongsug Kim, ©2009 Male gametophyte Tetrasporophyte

14. Designed by Pyeongsug Kim, ©2009 Phylum __________________ Class __________________ Genus __________________ Sargassum Heterokontophyta Phaeophyceae Phylum __________________ Genus __________________ Oedogonium Chlorophyta

15. http://www.csupomona.edu/~jcclark/classes/b ot125/resource/graphics/chl_oedogonium.htm l Oedogonium

16. Phylum __________ Genus _________ Ulothirx Spirogyra Phylum __________________ Genus __________________ Chlorophyta Designed by Pyeongsug Kim, ©2009

17. Phylum __________ Genus _________ Chara Chlorophyta Gametangia female male

18. Phylum __________ Genus _________ Chara Chlorophyta Dioecious Designed by Pyeongsug Kim, ©2009 Monoecious? Dioecious?

19. Phylum _____________Bacillariophyta Designed by Pyeongsug Kim, ©2009 Diatoms Pennate Centric Diatoms are encased within a unique cell wall made of __________________. silica (silicon dioxide)

20. Designed by Pyeongsug Kim, ©2009C Phylum ______________ Genus ______________ Polysiphonia Rhodophyta Phylum __________________ Genus __________________ Fucus Heterokontophyta Phylum __________________ Genus __________________ Oedogonium Chlorophyta

21. Phylum __________________ Genus __________________ Polysiphonia Rhophyta Designed by Pyeongsug Kim, ©2009C Phylum __________ Genus _________ Spirogyra Chlorophyta Phylum __________ Genus _________ Volvox Chlorophyta

22. Designed by Pyeongsug Kim, ©2009C Phylum __________ Genus _________ Volvox Chlorophyta