Salmonella typhi [IgM ]:( +ve ) POSITIVE Salmonella typhi [ IgG): (-ve) Negative) can someone tell me what does mean that test?, I did and that is results of my test but i don't know what does mean it!!! ​

Group of genes that encode molecules found in all body cells, creating a biochemical “fingerprint” that serves as the “id” for cells so that they are marked as “self” a) deoxyribonucleic acid (dna) b) entry inhibitors c) major histocompatibility complex (mhc) d) non-nucleoside reverse transcription inhibitors (nnrtis)