Answer:
C
I think buffers prevents small amounts of acids and blood from coming and changing the pH of the body, because the buffers are barriers that do not let blood and acid pass through.
Hope it helps!
<span>Despite the teachings of Christian science against taking medications, the one that the members of the religion will be willing to take is that of immunizations for the purpose of civil law, due to the tenet that followers must abide by the societal laws in place.</span>
<span>The commonly accepted values is 4 Calories per gram of protein and carbohydrate and 9 Calories per gram of fat. Since we have 2 grams of each, a little simple math will do:
2 g * 4 Cal/g + 2 g * 4 Cal/g + 2 g *9 Cal/g = 8 Cal + 8 Cal + 18 Cal = 34 Cal</span>
