The following diagram shows the processes of fertilization and cell specialization. Which of the following statements is implied by the diagram? A. Even though all the cells in an individual organism come from a single cell, they can specialize into different types of cells. B. Specialized cells, such as bone cells, skin cells, red blood cells, and muscle cells, cannot be produced from a single cell. C. Since all of the cells in an individual organism come from a single cell, they must all be identical. D. Specialized cells are produced immediately following fertilization, or the fusion of a sperm cell with an egg cell.