avascularity is the option term which best explain why nutrient for epithelial cell are obtained by diffusion from the underling connective tissue. Epithelial membrane consist of continuous sheet of cell. one or more layer thick and are attached to the underlying connective tissue by a basement membrane. Nutrient and oxygen reach epithelial membrane by diffusion from blood vessel which are located in the connective tissue beneath the basemen membrane
Cells become haploid in cytokinesis of meiosis one because the chromosomes have divided.
Answer:
RNA polymerase enzyme is responsible for the formation of mRNA from DNA template during transcription.