5 Diagnostic preparations for medical and veterinary purposes, namely, diagnostics preparations for the marking, separating, isolating, amplifying, cloning, sequencing and analysis of biopolymers, namely, nucleic acids; diagnostic reagents, enzymes and buffer solutions for nucleic acid amplification and cloning for medical or veterinary purposes; chemical, biochemical and biotechnological diagnostic preparations for medical and veterinary purposes, namely, reagents, enzymes and buffer solutions for the marking, separating, isolating, amplifying, cloning, sequencing and analysis of biopolymers, namely, nucleic acids; diagnostic kits comprised of preparations for medical and veterinary diagnostic purposes, namely, preparations for marking, separating, isolating, amplifying, cloning, sequencing and analysis of biopolymers, namely, nucleic acids; diagnostic kits containing reagents, enzymes and buffer solutions for nucleic acid amplification and cloning for medical or veterinary purposes