Biochemical and biomolecular reagents for analyses of nucleic acids, nucleotides, oligonucleotides, DNA and RNA; biochemical and biomolecular kits comprising reagents, for analyses of genes, nucleotides, oligonucleotides, nucleic acids, DNA, RNA and microRNA; biochemical reagents commonly known as probes, not for medical and veterinary purposes, for analyses of DNA, RNA, nucleic acids, nucleotides, oligonucleotides, and for detecting RNA and microRNA