ocr: CHROMOSOMES AND HEREDITY e - - RGANISMS make that offspring reproduce that two (control sets of center) chromosomes, ofeach cell. except Cells for have sexually are. like themselves in many ways but sex cells, which have only one set. Each also differ in many ways. How these chromosome consists of many genes, similarities and differences are passed like beads on a necklace. Genes hold on from parent to offspring is called the information that controls an heredity. Threadlike structures called organism' I S characteristics; these are chromosomes are found in the nucleus passed from parent to of ...