Category: Education

What is Ostia in sponges

Scattered among the pinacoderm are the ostia that allow entry of water into the body of the sponge. … In some sponges, ostia are formed by porocytes,

How can you tell fake Limoges

One telling indicator between an authentic Limoges box and a counterfeit is the metalwork. Most counterfeits have a bulky and wide metalwork which also look