Individual #3 and her husband have another son. What is the probability that his son is affected by the disease?

Pls explain, Thanks a lot

Do you have the full question?

This is what i found on google“ the monomers combine with each other via covalent bonds to form larger molecules known as polymers. in doing so, monomers release water molecules as byproducts. this type of reaction is known as dehydration synthesis, which means “to put together while losing water. in the process, a water molecule is formed.” i hope this you