Twin Zygosity DNA Testing £119.00 How would you like to receive your DNA test results? (*Please use a secure mailbox to ensure confidentiality) * Select an option... Email (standard) Email + Hard Copy (+£10.00) Need Express results in 3 working days (from receipt of samples at the lab)? * Select an option... No Yes, Mother, Father, Child (+£59.00) Yes, Mother, Father, Child Test + 1 extra person (+£94.00) Yes, Mother, Father, Child Test + 2 extra persons (+£129.00) Yes, Mother, Father, Child Test + 3 extra persons (+£164.00) Would you like to include additional siblings? * Select an option... No Yes, 1 additional sibling (+£70.00) Yes, 2 additional siblings (+£140.00) Twin Zygosity DNA Testing quantity — OR — Add to basket * Required field