Cells
Cell is the basic unit from which all living things are made. Or is the basic unit of life.
Cell → Tissue → Organ → Organ system → Organism
Every living organism is made up of cells. Plants and animals are made up of these small blocks called cells. Cells are put together in many different plants and animals. Cells put together, determine the organism they form.
All cells have;
Nucleus
Cell membrane
Cytoplasm.