Identify the incorrect statement.

• A

  Algae have cell wall, made of cellulose, galactans, mannans and minerals like calcium carbonate.

• B

  In plant cells the vacuoles can occupy up to 90 per cent of the volume of the cell.

• C

  Plastids are found in all plant cells and in euglenoides.

• D

  The inner membrane of nucleus usually remains continuous with the endoplasmic reticulum and also bears ribosomes on it.