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Brown Algae Anatomy Revisited: Cortex and Medulla Figs. 17.15 in Lee 1999 Cortex Medulla.

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Presentation on theme: "Brown Algae Anatomy Revisited: Cortex and Medulla Figs. 17.15 in Lee 1999 Cortex Medulla."— Presentation transcript:

1 Brown Algae Anatomy Revisited: Cortex and Medulla Figs. 17.15 in Lee 1999 Cortex Medulla

2 1 2 Cell Wall

3 11 12 13 Commercial Use

4 Cell Wall Components I 4 Na + K+K+ Ca 2+ Mg 2+

5 3 Cell Wall Components II

6 Cell Wall Components III

7 Fig. 12.5 in Graham et al. 2008 PLASTIDS

8 27 Chlorophyll a 6 B CaroteneViolaxanthin Fucoxanthin Pigments

9 Pigment Absorption Spectrum 7

10 Chloroplast Origin 34

11 Storage Product 3 1 :

12 11 1 : (Chrysolaminarin)

13 8 Pyrenoid

14 Cell Division

15 Semi-Closed Mitosis

16 Cytokinesis

17 Fig. 14.23 in Graham et al. 2008 Isomorphic Alternation of Generations (Ectocarpus) Ectocarpus Sporophyte (2n) Gametophyte (n) Spore (n) Gametes (n) Zygote (2n)

18 11 12 Sporophyte Gametophyte Pleurilocular Gametangium Unilocular Sporangium

19 Female Gametangium Male Gametangium Pheremone (= Sex Hormone) (e.g., Ectocarpene)

20 Ectocarpus Mixture of Sexual, Asexual Reproduction: Pleurilocular Sporangia

21 Sporophyte (2n) Gametophyte (n) Ectocarpus Summary

22 13 Heteromorphic Alternation of Generations (Laminaria) 14 Sporophyte (2n) Gametophyte (n) Gametes (n) Zygote (2n)

23 Unilocular Sporangium Gametangia Sporophyte (2n) Gametophyte (n)

24 15 Fucus (Air Bladders, Receptacles)

25 Diplontic (2n) Gametes (n) Zygote (2n)

26 16 17 18 Conceptacles, Ostiole, Female Gametangia, Male Gametangia Male GametangiaFemale Gametangia Gametes (n)

27 Sporophyte (2n) Gametophyte (n) X

28 18 Stramenopiles: Phaeophyceae 19

29 1 http://www.botany.ubc.ca/Biol320/ultra/x7.jpg 2 http://www.ccap.ac.uk/news/images/Eu05_EcCaro_10dai_Ex97_bar20microns_http://www.ccap.ac.uk/news/images/Eu05_EcCaro_10dai_Ex97_bar20microns_ web_000.jpg 3 http://www.greenspirit.org.uk/resources/cellulose.gif 4 http://www.aapspharmscitech.org/articles/pt0803/pt0803051/pt0803051_figure1.jpg 5 http://www.scielo.br/img/revistas/aabc/v77n4/a07fig04.gif 6 http://www.nature.com/nbt/journal/v18/n8/thumbs/nbt0800_888_F4.gif 7 http://www.angelo.edu/faculty/kboudrea/molecule_gallery/04_aromatics/http://www.angelo.edu/faculty/kboudrea/molecule_gallery/04_aromatics/ chlorophyll-a_01.gif 8 http://www.botany.ubc.ca/Biol320/ultra/iii1.jpg 9 http://www.ne.jp/asahi/marine/algae/Ectocarpus3.jpg 10 http://io.uwinnipeg.ca/~simmons/2152web/2152/l5fig5.jpg 11 http://image40.webshots.com/40/7/24/93/304372493JEvCwL_ph.jpg 12 http://plantphys.info/organismal/lechtml/images/ectocarpusgam.jpg

30 27 http://www.holocaust-history.org/auschwitz/zyklonb/Sample3-diatomaceousearth.jpg 13 http://www.dkimages.com/discover/previews/889/85001718.JPG 14 http://www.jochemnet.de/fiu/bot4404/Br_Laminaria_gametophyte.jpg 15 http://upload.wikimedia.org/wikipedia/commons/c/c9/Fucus_vesiculosus_http://upload.wikimedia.org/wikipedia/commons/c/c9/Fucus_vesiculosus_ closeup.jpg 16 http://botit.botany.wisc.edu/images/130/Protista_I/Phaeophyta_Images/http://botit.botany.wisc.edu/images/130/Protista_I/Phaeophyta_Images/ Fucus_Images/Conceptacle_receptacle_MC.low.jpg 17 http://botit.botany.wisc.edu/courses/botany_130/Diversity/http://botit.botany.wisc.edu/courses/botany_130/Diversity/ Protista/images/Oogonia.jpg 18 http://api.ning.com/files/y8l6PSTl4ba9-W6ejDMaJKFF30sF6fB6Typhttp://api.ning.com/files/y8l6PSTl4ba9-W6ejDMaJKFF30sF6fB6Typ Nupyxdt73eX6CpKCTnrU3WH5-0i1SFxfWQwdcA4KgW2-8xnnpLsU9hHP wX*jz/kelpfish.jpg


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