The option that best describes viruses is: Viruses are nonliving infectious agents. Viruses cannot replicate on their own and they need a host cell in order to survive. Antibiotics kill bacteria but not viruses. Antivirals and vaccines are made available to decrease the production of viruses, but not totally stopping them. Bacteria and virus differ in so many ways.
It works with other organs of the digestive food after it leaves the stomach and to absorb nutrients. The entire digestive system works together to turn the food you eat into energy.
<span>Phosphorus. Phosphorus is another element that is essential for bone growth. 85% of our body's phosphorous is incorporated in our bones as calcium phosphate.</span>
