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.
Child Must Attend Kindergarten: Yes if a state requires children to attend school at age five, and/or requires kindergarten attendance prior to enrolling in first grade. 1  15 states plus DC mandate kindergarten attendance. 2  35 states do not require that children attend kindergarten.