Polysiphonia Polysiphonia- Systematic Position Division: Rhodophyta Class: Rhodophyceae Order: Ceramiales Family: Ceramiaceae Distribution of Polysiphonia Ø Polysiphonia is marine red algae belongs to the class Rhodophyceae. Ø They are abundantly present in the Atlantic Coasts of America. Ø Polysiphonia platycarpa is present in the Indian coastal regions. Ø Polysiphonia violacea is […]
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Pigments in Algae (Key points) with PPT
Algae show great diversity in pigmentation. Many coloured pigments such as green, red, yellow, and blue have been found in marine and freshwater algae. Different groups of algae have different and specific pigment composition. Pigments are usually found in specialized plastids called chromophores in all groups of algae except in […]
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Life Cycle in Algae (Haplontic, Diplontic, Haplodiplontic, Haplobiontic and Haplo-diplobiontic Life Cycles)
Nature is a machine. The family is a machine. The life cycle is like a machine. Ray Dalio What is life cycle? The growth and development consists of a number of distinct morphological and cytological stages. The sequence of these orderly changes is called as LIFE CYCLE. It is the […]
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Algae- General Characters (with PPT)
“The life of the planet began the long, slow process of modulating and regulating the physical conditions of the planet. The oxygen in today’s atmosphere is almost entirely the result of photosynthetic living, which had its start with the appearance of blue-green algae among the microorganisms” Lewis Thomas, 1984 What […]
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