Achemical that minimizes changes in the ph of a body fluid by releasing or bindig hydrogen ion is called a
a) alkali
b) electrolyte
c) compensation
d) acid
e) buffer

Buffer

Explanation:

Buffers may be defined as the solution of a weak acid with ithe conjugate base or a weak base with the conjugate acid. Buffers are not affected by the the additions of strong acid or base in a solution.

Whenever a strong base or acid is added to the buffer, it  may release or binds with the hydrogen ion and maintains the pH of a body fluid.  Blood has a buffer of carbonate ions and bicarbonic acids that maintains the blood pH.

Thus, the correct answer is option (E).

d. the weight of the book

primary succession occurs in essentially lifeless areas regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier. secondary succession occurs