Which components of speciation would be least likely to be a part of punctuated equilibrium?
a division of populations
a change in environmental conditions
ongoing gene flow among all individuals
a large number of mutations taking place at once

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%.