A cell is the smallest structural functional unit of an organism and it is usually a single cell. Reproduction is the study of offspring by asexual or sexual process. 6 characteristics of life are protist, animalia, eubacteria, protista, fungi, Archaebacteria. The different form of living things are bacteria, archaea, fungi, protozoans, animals, and plants. Cells are the smallest functional unit of an organism and it is usually a single cell. A cell theory is a scientific theory that cells make up a human body. A cell organelle is a membrane bound compartment or structure in a cell that performs a special function. The importance of a cell nucleus is that it contain the genetic material, the DNA and the RNA. DNA is all of your information it can tell how you will look and how you will act. Genes are a part of your DNA and it will tell what your eye color and skin color will be. Chromosomes are a structure of nucleic acid and proteins found in the nucleus of living cel...