Designed by Pyeongsug Kim ©2010 SI Session Topic 13,14 Algae Spring 2010 For Dr. Hughey’s Bio 3 Class Picture from

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

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

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)

___________- 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

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

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

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

Polysiphonia - Tetrasporophyte

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

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

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

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

Phylum __________ Genus _________ Chara Chlorophyta Gametangia female male

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

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

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

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

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