Examlex
The belief that one's own group and its culture are superior is referred to as _____.
Bath Sponges
Natural or synthetic sponges used for cleansing the body; natural ones are harvested from the ocean and belong to a simple, multicellular organism group.
Silica
A hard, unreactive, colorless compound that occurs as the mineral quartz and as a principal constituent of sandstone and other rocks.
Calcium Carbonate
A chemical compound used as a dietary supplement or antacid; it's also the main component of limestone.
Spongin
A fibrous protein that makes up the skeleton of many sponges.
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