The main body of a seaweed may be divided into fronds or blades, which provide a large surface for the absorption of sunlight . The stem of a seaweed is called a stipe, absent in small seaweeds. Air-filled bladders called floats help to keep the stipe and fronds buoyant.
12 июн. 2006 г.
Seaweeds are different from mangroves and seagrasses, as they are photosynthetic algal organisms and are non-flowering. Edible seaweed · Seaweed farming · Seaweed fertiliser · Fucus serratus |
At the bottom there is a root-like structure, the holdfast, which, as the name implies, secures the organism to its habitat. It is usually joined by a stipe (or ... |
Marine macroalgae, or seaweeds, are plant-like organisms that generally live attached to rock or other hard substrata in coastal areas. |
1 окт. 2024 г. · Red macroalgae are used as anticoagulants, anti-worms, and in the treatment of gastritis and diarrhea, while brown macroalgae are commonly used ... Seaweed species · Occurrence · Ecosystem services |
The important functions of the blade are photosyn- thesis, absorption of nutrientThe most significant difference of seaweeds from the higher plants is that ... |
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