It’s called the periosteum peri meaning around something ostium bring an opening into a cavity
They ward off disease causing organisms
Answer:
biotic preservation
Explanation:
preservstion means to store or to save,
<span>The medical administrative assistant should not, under any means, offer medical advice to the patient, since the assistant does not have any formal medical training. Instead, the assistant should ask if the patient would like to schedule an appointment to see a physician at the clinic or if the patient would like to talk to his or her primary care physician over the phone if possible.</span>
equation of cellular respiration
C6H12O6+6O2--->6CO2+6H20
from this equation we can see that co2 is a product so the answer is C