👉 In biology, an isogamete is a type of gamete that contains only one sex. It refers to a single cell or egg from which two genetically different individuals are produced. Each individual in this pair has a unique gene combination and can carry the genes for either sex. Isogametes are often used in genetic studies to study sexual selection, where the presence of an isogamy between two species helps to explain differences in reproductive success among these populations. Isogametes are also