What is iris? August 22, 2024July 16, 2020 by Author Iris is a flat, coloured, ring-shaped membrane behind the cornea of the eye. Related Posts:What portion of the organ of cortitranduces sound…Why is the plasma membrane semiliquid in nature? Explain.What does it mean if a molecule is moved against the…What is Electrocardiograph?What are the different types of diffusion?What is cell? Types of cells, Prokaryotic & Eukaryotic Cell