<prompt> Ba test is:-HCG AFP Placental alk.PhosphataseAFP Uric acid LDHHCG AFP Unconjugated EstriolHCG AFP PAPP-A  <response>: Ba test is also known as Triple marker test It is combined biochemical test which includes MSAFP , hCG UE3. In an affected pregnancy , level of MSAFP and UE3 tend to be low while hCG is high 