<Li> Inside the body, epithelial cells form the lining of the mouth and alimentary canal and protect these organs . </Li> <Li> Epithelial tissues help in absorption of water and nutrients . </Li> <Li> Epithelial tissues help in elimination of waste . </Li> <Li> Epithelial tissues secrete enzymes and / or hormones in the form of glands . </Li>

Which of these tissue types is considered to be the building block of all soft tissues