OrgansAn organ is a group of specialized tissues that are grouped together to perform a common function.
Organs in animals include:
a) Heart- composed of connective, muscle, epithelial and blood tissues.
b) Kidney- Composed of connective, epithelial and muscle tissues.
c) Brain- Composed of epithelial and connective tissues.
d) Lungs- Composed of epithelial and connective tissues.
Organs in plants include:
a) Roots- composed of epidermal, conducting and parenchyma tissues.
b) Flowers- This is composed of epidermal, conducting tissues.
c) Stem- Composed of conducting, parenchyma and epidermal tissues and palisade tissues in some cases.
d) Leaves- Composed of palisade, conducting and epidermal tissues.