It has the proper muscles to com-bust the blood long enough for the oxygen to flow through the whole body and cleanse poor blood
Answer:
the study of the structure, reaction, and composition of different kinds of substances
Explanation:

<span>The Pharmacist are the best person to explain
how a pharmaceutical drug works for they are known to be drug experts. They are
essential part of the healthcare system because they supply medicines in accordance
with a prescription as to heal the patient, do counselling of patients at the time of dispensing of
prescription and non-prescription drugs, provide drug information to other health
professionals, patients and the public and they actively participate in
health-promotion programs. </span>
Therefore, there expertise is indispensable in the healthcare system.
Mike is feeling jealous of the time Sergio is spending with will.
Sergio’s interest have changed
Sergio and mike may no longer share the same values
Sergio has changed for the worse