There are a number of bacteria that DO survive in harsh environments be it pH or temperature extremes or an environment that is very salty. Bacteria that don't survive in hars â¦ h conditions usually lose cell wall integrity and break apart, or lose all their intercellular fluid and shrivel up.
Akoya Pearls are the Classic Pearl Variety. The akoya pearl is a saltwater cultured pearl from the akoya oyster (Pinctada fucata martensii). Because akoya are the most abundant type of saltwater pearl with the longest cultured history, information on akoyas is abundant!
Making the world better, one answer at a time. Mother of pearl is the iridescent substance that forms the lining of the shells of some fresh-water and some salt-water mollusks. Like the pearl it is a secretion made by the animal's mantle and made up of of alternate layers of calcium carbonate and conchiolin.