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!
Pearloid is used in any context where genuine mother of pearl or abalone might be used, as it is much cheaper and doesn't deplete the supply of the natural material. Gibson uses it as a substitute for the mother of pearl inlays in the fretboards of their less expensive guitars.