A person decides to pet a cat, which helps him relax by lowering his heart and breathing rates. Which groups of nerves are directly involved in these steps?
alpha nerves beta nerves delta nerves somatic nerves special visceral nerves general nerves

Beta nerve fibers

Somatic nerves

General visceral nerves

Explanation:

The breakdown of hydrogen peroxide into oxygen and water is mediated by the enzyme catalase. When a small amount of an organism that produces catalase is introduced into hydrogen peroxide, rapid elaboration of bubbles of oxygen, the gaseous product of the enzyme's activity is produced.