Human are composed of trillions of units called cells. Within each cell is a nucleus that contains chromosomes. These chromosomes store and transmit genetic information and are made of deoxyribonucleic acid, or DNA. They come in __ matching pairs, and each member of a pair corresponds to the other in size, shape, and genetic functions..

answerhomologous structures;

answer;

medical directors

explanation;

medical directors grants and supervises the privilege or permission to use an aed on an ambulance.

other roles of a medical director includes;

-provide medical leadership, including coordination with local ems and 911 centers.

-provide guidance in equipment selection and deployment

-develop guidelines for responder actions

-oversee medical care that is rendered through the program, including review of all responses to medical emergencies

-ensure appropriate initial training and skill maintenance

-assume overall responsibility for the conduct and operation of all patient care related activities