Lustre and metallic are finishes of photo prints that are very different from each other. While preserving memories, people like to order their prints in either Lustre or metallic finishes depending upon their liking.
Structure of an animal cell. The cell (from Latin cella, meaning small room) is the basic structural, functional, and biological unit of all known living organisms. A cell is the smallest unit of life that can replicate independently, and cells are often called the building blocks of life. The study of cells is called cell biology.
Why is the Cell called Functional unit of Life because all metabolic activity is based on cells.. The Cell is the structural and functional unit of life because all organism are structurally composed of cell these are the cells building block of life, For Examples The structure of Our Human