A, your mouth because your saliva is a fluid that when you chew it breaks down the food
The answer is not C because it 71% will only show that he needs more practice in using the probe. This will conclude the therapist that 71% is correctly done but there is 29% that is needed to be corrected in order to make a perfect post-instructional probe testing.
<span>The protocell's fatty acid membrane allows chemical compounds, including the building blocks of DNA, to enter into the cell without the assistance of the protein channels and pumps required by today's highly developed cell membranes</span>
<span>The respiratory system supplies the body with oxygen, which provides energy to the cells. Another important function of the respiratory system is to remove carbon dioxide from the blood stream</span>