Remember, this is determined entirely by the father. The mother always contributes an X chromosome to the child. Name the child. Determine the child's facial characteristics by having each parent flip a coin. Using the information in this guide, look up and record the child's phenotype and draw that section of the face where indicated on the data sheet.
Some traits follow special conditions, which are explained below.
You must include the traits as determined by the coin tossing. Write your child's full name on the portrait. The results may affect the next two traits. Only flip coins for this trait if chin size is very prominent. The genotype bb prevents the expression of this trait.