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 infection is usually caused by eating raw or undercooked meat, poultry, eggs or egg products. The incubation period ranges from several hours to two days. Most salmonella infections can be classified as gastroenteritis.Possible signs and symptoms include: 1  Nausea. 2  Vomiting. 3  Abdominal cramps.4  Diarrhea. 5  Fever.6  Chills.almonella infection is usually caused by eating raw or undercooked meat, poultry, eggs or egg products. The incubation period ranges from several hours to two days. Most salmonella infections can be classified as gastroenteritis. Possible signs and symptoms include: 1  Nausea. 2  Vomiting. 3  Abdominal cramps. 4  Diarrhea. 5  Fever. 6  Chills.