👉 Lateralization is a phenomenon where an organism's genetic material is distributed in different parts of its body, with some areas having more or less of this genetic material. This can occur during embryonic development and is often seen in animals that have undergone sexual reproduction, such as reptiles and birds. In simpler terms, lateralization refers to the way genes are distributed in a cell's nucleus or cytoplasm, allowing for different gene expression patterns within the cell. Some cells may be more active than