Related Clues:

• A graduate securing second degree ultimately is simple creature
• Brainless creature needs a second English degree
• What divides to multiply?
• Very small swimmer
• A leading entertainer in The Mafia is a parasite
• Parasite in a crowd outside The Orient Academy
• Unicellular organism capable of changing its shape
• Protozoan on a slide
• Tiny creature on a slide
• Slide show?
• Lincoln rejected by Mao, upset to get life in single cell
• One confined to a cell?
• Creature whose name comes from the Greek for “change”
• Blobby beast
• Miniature individual dynamo e-banker's installed