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
The time from infection to appearance of symptoms (incubation period) is between six and 20 days. A person is infectious for the first 21 days of their cough or until they have had five days of a 10-day course of antibiotics. In countries where immunisation rates are high, the risk of catching whooping cough is low. In Victoria, most reports of whooping cough currently occur in adults over 20 years of age.