It’s either carbon or hydrogen but I would definitely go with hydrogen
Answer:
D
really dude, just read these types of questions the one that's really different is usually right
both are smart and can use there hands for grabing things and some can use sign language to humans
Answer:
A. Increased sympathetic responses
Explanation:
It results from an obstruction in the retake of NE to the nerve terminal which causes more NE to accumulates in the synapse which leads to further production of the adrenergic receptors on the tissue membrane has produced by the neuron.
This adrenergic receptors act in response to signals released by sympathetic nervous system causing an increased sympathetic response.