Aragón PAU Biology Practice Questions - Aragón PAU Biology (Biología 2o Bachillerato) Exam

What primary buffer system maintains human blood plasma pH within the narrow physiological range of 7.35 to 7.45?

Ammonium buffer system Phosphate buffer system Bicarbonate / carbonic acid buffer system Acetate buffer system

Correct Answer:

Bicarbonate / carbonic acid buffer system

Access more questions from this quiz

Continue to Aragón PAU Biology Practice Questions - Aragón PAU Biology (Biología 2o Bachillerato) Exam for more practice questions and the full quiz experience.

Access More Questions