Molecular biology research tools, namely, biological and biochemical reagents specifically proteins, amino acids, peptides, polypeptides, DNA, RNA, oligonucleotides, nucleotides, nucleosides, nucleotide derivatives, carbohydrates, monosaccharides, oligosaccharides, polysaccharides, resins, cells, eukaryotic cell lines or clones, prokaryotic cell lines or clones, viruses, molecular markers, molecular tags, chromatography reagents, magnetic matrices, protein reagents, enzyme activity assay reagents, reagent vial holders, reagents for monitoring reaction conditions; kits for expression, amplification, purification and analysis of biological samples, the kits consisting primarily of one or more of the following-- enzymes, binding proteins or affinity proteins, other proteins, sugars, lipids, synthetic and natural polymers, nucleic acids, purification supports, resins, cells, cell lines, cell clones, gels, probes, buffers stains and associated reagents and devices for carrying out said purposes, all for use in basic research, diagnostics and pharmaceutical development