Final answer:
Connective tissue is the type of tissue that has large amounts of extracellular material, including blood as one type. It supports and protects organs, provides structural support, and helps with movement.
Step-by-step explanation:
Connective tissue is the type of tissue that has large amounts of extracellular material, including blood as one type. It is made up of various cells and an extracellular matrix. The extracellular matrix consists of protein fibers and ground substance, which supports and protects organs, provides structural support, and helps with movement. Connective tissue includes various types such as loose connective tissue, dense connective tissue, and specialized connective tissue like blood, cartilage, and bone.