Typhoid (typhoid fever) is a serious disease. It is caused by bacteria called Salmonella Typhi. Typhoid causes a high fever, fatigue, weakness, stomach pains, headache, loss of appetite, and sometimes a rash. If it is not treated, it can kill up to 30% of people who get it.ive typhoid vaccine (oral). 1  Should not be given to children younger than 6 years of age. 2  Anyone who has had a severe reaction to a previous dose of this vaccine should not get another dose. 3  Anyone who has a severe allergy to any component of this vaccine should not get it.
There are three main stages of cellular respiration: glycolysis, the citric acid cycle, and electron transport/oxidative phosphorylation.
Cellular respiration in humans occurs aerobically and consists of four stages of reactions through which food is converted into ATP. Glycolysis is the beginning of the process of which substrate-level phosphorylation is the last step.