Whether it is biological or not, you can understand it by looking at the child's blood type! Whether it is biological or not, you can understand it by looking at the child's blood type! Whether it is biological or not, you can understand it by looking at the child's blood type! Whether it is biological or not, you can understand it by looking at the child's blood type! Whether it is biological or not, you can understand it by looking at the child's blood type! Whether it is biological or not, you can understand it by looking at the child's blood type! Whether it is biological or not, you can understand it by looking at the child's blood type! Whether it is biological or not, you can understand it by looking at the child's blood type! Whether it is biological or not, you can understand it by looking at the child's blood type! Whether it is biological or not, you can understand it by looking at the child's blood type! Whether it is biological or not, you can understand it by looking at the child's blood type! Whether it is biological or not, you can understand it by looking at the child's blood type! Whether it is biological or not, you can understand it by looking at the child's blood type! Whether it is biological or not, you can understand it by looking at the child's blood type! Whether it is biological or not, you can understand it by looking at the child's blood type! Whether it is biological or not, you can understand it by looking at the child's blood type!