Definition. A fibroblast is a cell that manufactures and maintains connective tissue, the structural framework that supports the organs of all animals. Fibroblasts secrete fibrous proteins and ground substance, which together form the extracellular matrix that is the basis of connective tissue. fibroblast is a cell that manufactures and maintains connective tissue, the structural framework that supports the organs of all animals.
Therefore, there is very little chlorophyll in these tropical waters, keeping them clear. (As an aside, corals are symbioses where phytoplankton have evolved to survive in nutrient-poor tropical waters by living inside the bodies of the corals and obtaining nutrients directly from the waste products of the corals.
Regardless of the scientific reasons behind clear vs cloudy beach waters, clear water is certainly a beautiful sight to be seenâespecially when you are not used to seeing it all of the time! If you plan to travel anytime soon, here are 10 of the clearest oceans you can swim in around the world. 1. Exuma, Bahamas.