Through the genetic code of DNA they also control the day-to-day functions and reproduction of all cells in the body. For example, the genes control the synthesis of structural proteins and also the enzymes that regulate various chemical reactions that take place in a cell. The gene is capable of replication.
whooping cough also known as pertussis is a serious infection that spreads easily from person to person the infection causes coughing spells so severe that it can be hard to breathe eat or sleep pertussis can lead to pneumonia or hospitalization
Symptoms of whooping cough usually develop within 5 to 10 days after exposure. Sometimes it can take as long as three weeks. Patients with whooping cough may experience severe coughing bouts. Catarrhal â After the incubation period of 5 to 10 days, on average, whooping cough symptoms begin to develop. Catarrhal symptoms include inflammation of the mucous membranes in one of the airways. This stage usually lasts for 7 to 10 days.