Chromophyta

• Are diatoms found in both fresh and salt water?

  Yes, mostly in marine cold water
• Where are diatoms found terrestrially?

  Soil, tree bark, building sides
• What pigments do diatoms contain?

  Chlorophyll a, c1, and c2

  Fucoxanthin (brown)
• Diatom forms?

  Unicellular with silica walls
• What are brown algae?

  Multicellular, found in microscopic to large.

  Thallus. are without true leaves, stems, roots. No vascular tissue
• Brown algae pigments?

  Chlorophyll a and c

  Carotenoids (fucoxanthin for browns)
• Anatomy of brown algae?

  ye

  
• What is brown algae used in?

  ice cream, salad dressing, latex paint, textile, ceramics
• What is diatomaceous earth used in?


  Toothpaste, insecticide, soil, pool filters, silver polish
• Does brown algae produce algin?

  Ye