Most organs are innervated by neurons from both the sympathetic and parasympathetic nervous systems, a phenomenon referred to as . i. dual innervation
ii. antagonism
iii. sympathetic tone

Most organs are innervated by neurons from both the sympathetic and parasympathetic nervous systems, a phenomenon referred to as Dual innervation.

kelp are large brown algae that live in cool, relatively shallow waters close to the shore. they grow in dense groupings much like a forest on land. these underwater towers of kelp provide food and shelter for thousands of fish, invertebrates, and marine mammal species.

e) all of the above