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.
1 Salmonella species. 2  This is the bacterium that can cause illness when you eat raw or undercooked eggs (even in chocolate chip cookie dough!). 3  Salmonella species are the No. 1 cause of food-related illness in the United States.4  They are responsible for more deaths than any other food-borne pathogen. Salmonella species are the No. 1 cause of food-related illness in the United States. 2  They are responsible for more deaths than any other food-borne pathogen. 3  Salmonella infection can lead to fever, abdominal cramps, and diarrhea within 12 hours to three days after eating the contaminated food.