What is the name of cells those line the spongocoel?

What spongocoel?

What is the name of bone cell ?

Name the cells that line the spongocoel in Sycon.

What is the name of the cell organelle?

What is a spongocoel?

What is the name of those cells in the leaf of a plant which control the opening and closing of stomata ?

What is the name of those cells in the leaf of a plant which control the opening and closing of stomata ?