Diff: 2 Page Ref: 685-686. 18) If the vagal nerves to the heart were cut, the result would be that ________. A) the heart would stop, since the vagal nerves trigger the heart to contract. B) the heart rate would increase by about 25 beats per minute. C) the AV node would become the pacemaker of the heart.
Living things have seven essential processes in common:  movement, respiration, sensitivity, growth, reproduction, excretion and nutrition. All things fall into one of three categories: living, used to be living or not living; the presence of all seven life processes indicates a living thing.
1 Living things react to stimuli. 2  Living things interact with their environment, which includes members of the same and other species. 3  Living things have a metabolism: they take in food which they convert to the energy they need.  Living things reproduce: they give birth to others of the same species.