Why do you think Thelma has hypothyroidism? Thelma has frequent headaches and feels extremely tired. A blood test indicates that she has hypothyroidism. Her doctor tells her that this is due to a deficiency of and triiodothyronine, hormones that speed up metabolism.

artificial selection

explanation:

this occur when man select base on their intelligent

the ems is the abbreviation for the emergency medical services. it is a service provided by a group of medical professionals specialised doctors and other healthcare staff.

any one can call 911 in case of any medical emergency and a group of health care professional will come and give the treatment required. every day the ems staff receive many phone call, which are related to different types of medical emergencies, out of which 25-28% are exclusively related to the respiratory issues.

so, the correct answer is 25-28%.