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.
Clear blue water - Wrightsville Beach. âClear blue waterâ. Review of Wrightsville Beach. This was our first trip to a NC beach but Wrightsville beach water was clear and blue. If you were standing waist deep in the water, you could see your feet. We were also able to see schools of fish jumping and a couple of jelly fish.