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 bacteria are rod-shaped, non spore-forming motile microbes that can be found in poultry, pigs, cows, pets, and many wild animals.There are more than 2,000 different serotypes of the bacteria, but it's Salmonella Enteritidis and Salmonella Typhimurium that cause more than 50% of human infections.Salmonella bacteria were discovered by the Theobald Smith, but named in honour of his boss Daniel Elmer Salmon.here are more than 2,000 different serotypes of the bacteria, but it's Salmonella Enteritidis and Salmonella Typhimurium that cause more than 50% of human infections. Salmonella bacteria were discovered by the Theobald Smith, but named in honour of his boss Daniel Elmer Salmon.