Which characteristics correctly describe prokaryotic cells? (select all that apply.)
a. have no nucleus
b. have a nucleus
c. have membrane-bound organelles
d. have no membrane-bound organelles

B and D

Explanation:

answer/// the nucleoid region contains dna; ///

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