Natural barriers and the immune system defend the body against organisms that can cause infection. Some of these natural barriers can include the skin, mucous membranes, tears, earwax, mucus, and etc.
So basically you take the food into the mouth and you chew. When you chew your food, particles called enzymes speed up chemical reactions in the food. Then, the food goes down the Esophagus to the stomach turning into bolus.
Answer:
The correct answer is:
D. It fulfills a need to connect with others.
Have to use transitional words for your work to flow. In the beginning middle end. you don't want to seem as if it all goes together, you don't need evidence or commentary that doesn't make since. transition words are very needed to help your paper make since and flow all together.
What nutritional supplement is recommended for helping the body handle
stress?
A. Zinc
(and vitamin C and<span> Magnesium + <span>Vitamin B6)</span></span>