brother, donald_duck le bhanya jasto gotra bhanya demarcation hoina. tyo jasto suicide gar bhanne opinion dine level ko manche ko kura ignore gare huncha. gotra le manche ko lineage identify garcha. tyo jamana ma baneko restriction ko answer aaile science le dincha. eutai gotra/lineage ko individuals ma ustai DNA ani genitic properties share bhako huncha..individuals haru lai ta thikai hola (jabarjasti aafulai modern hu, i dont believe in those things bhanne lai), tara according to science, tesko result risk in infant mental and physical health and birth disorder huncha. world ma thuprai cousin/sibling ko marriage huncha tara thuprai cases ma offspring ma defect bhako evidence cha. Manne namanne aafno kura ho tara yo niyam ko aafnai valid reason cha