Which junction blocks movement between cells?

1. It leaves no extracellular space. 2. It also separates apical from basal. 3. When two epithelial cells form a tight junction, there is no extracellular space between them. 4. So the answer is the tight junction. _Source: OpenStax 'Anatomy and Physiology 2e', Ch 4 'The Tissue Level of Organization'_