A human cell contains 23 pairs of homologous chromosomes: 22 of them are homologous non-sex chromosomes (or autosomes) and 1 homologous pair of sex chromosomes. In females, the homologous sex chromosomes are 2 Xâs; in males the X and Y chromosomes.
Salmonella is caused by the Salmonella genus of bacteria, specifically salmonella enteridica.alaria is caused by organisms of the genus Plasmodium, a parasite  that infects human red blood cells.
Salmonella species are facultative intracellular pathogens. Many infections are due to ingestion of contaminated food. Salmonella serovars can be divided into two main groupsâtyphoidal and nontyphoidal Salmonella. Nontyphoidal serovars are more common, and usually cause self-limiting gastrointestinal disease.