Conduction is when an object allows electricity to pass through it. Think of something like a wire, coper, and steel. Good luck dude!
Answer:
the branch of science concerned with the chemical and physicochemical processes and substances that occur within living organisms.
Explanation:
Heart rate is controlled by the two branches of the autonomic (involuntary) nervous system. The sympathetic nervous system (SNS) and the parasympathetic nervous system (PNS). The sympathetic nervous system (SNS) releases the hormones (catecholamines - epinephrine and norepinephrine) to accelerate the heart rate.