3.1.2 Types of Cell Division   1. There are two types of cell division processes in the human cell namely, mitosis and meiosis.2. Mitosis is a cell division to produce two identical daughter cells which are genetically similar and have the same number of chromosomes to the parent cell.   3. Mitosis is carried out (a) in somatic … Read more

3.1 Cell Division 3.1.1 Genes, Deoxyribonucleic Acids (DNA) and Chromosomes 1. The nucleus of a cell contains many small thread-like structures called chromosomes.   2. Chromosomes always exist in pairs (except in gametes).   3. Each chromosome contains a molecule of a deoxyribonucleic acid (DNA).   4. On each chromosome, there are genes which are the basic hereditary units. … Read more