 Rhodophyta - Polysiphonia http://micro.magnet.fsu.edu/optics/olympusmicd/galleries/brightfield/polysiphonia.html | More commonly known as red algae, organisms in phylum rhodophyta are nearly all multicellular. They live attached to rocks by a structure called holdfast. Cell walls contain polysaccharides. These organisms contain chlorophyll as well as phycobilins which absrb green, violet, and blue light waves that penetrates deep water. They store energy as flordean startch. They alternate between sexual and asexual reproduction. |
