A biofilm is any group of microorganisms in which cells stick to each other and often also to a surface. These adherent cells become embedded within a slimy extracellular matrix that is composed of extracellular polymeric substances (EPS).
Career Requirements. Kindergarten teachers in public schools are required to have at least a bachelor's degree in education and teacher certification for the state in which they work. Certification typically requires candidates to complete student teaching requirements and pass any required professional exams.
Academic skills are only part of kindergarten readiness. Sure, it's great that your child knows the entire alphabet, recognizes all the numbers up to 20 and can even read a little bit, but these skills are of secondary importance in the eyes of many kindergarten teachers.