Explain why fungi are not classified as plants

Fungi are not classified as plants because of the absence of photosynthetic pigment i.e. chlorophyll , with the help of chlorophyll plants can synthesize their own food in the presence of sunlight so we called them Autotrophs . Fungi can't synthesize their own food they are either parasitic or saprophytic.

answer; the tunica intima also called tunica interna, consists of elastic fibers,connective tissue and smooth muscle cells;