There must be a biological bond between petitioner and beneficiary to obtain citizenship or a visa. In that case, an Immigration DNA Test is enough. So, it would be best if you prefer to go to an accredited laboratory to get 100% accurate results when you receive a request to provide biological evidence for an immigration visa. DDC Laboratories India is here to fulfill your dreams. Visit us and submit your samples at our lab. To know our procedure, call us at 7042446667, WhatsApp us at 9266615552