Answer:
The pericardium is the most outer layer of the heart. Main function to protect the heart from external forces/entry.
Answer: D. Digestion increases as the volume of the enzyme increases.
Explanation:
Enzymes speed up reactions by reducing the activation time of a reaction. If there are more enzymes therefore, the reaction will move faster.
Pepsin is an enzyme that prefers acidic conditions so it can work with dilute HCL. It can also work in temperatures of 40 °C without getting denatured. As more Pepsin is added therefore, the reaction will move faster and digestion will increase.
No idea but hopefully this cheers you up!
Answer: I believe that the answer is D.
Explanation:
