Answer:
Correct answer: Norepinephrine is a substance that is predominantly released from the ends of sympathetic nerve fibers.
Explanation:
Norepinephrine is a substance that is predominantly released from the ends of sympathetic nerve fibers and that activates the force of skeletal muscle contraction as well as the rate and force of contraction of the heart. Their actions are vital to the fight or flight response, so the body thus prepares to react or withdraw from an acute threat.
Answer:
Resistance (i.e., war and military resistance); sometimes this included attempts to draw upon supernatural solutions to avoid or to undo conquest.
Acquiescence—often this meant trying to negotiate the best terms possible;
Alliance—sometimes it was possible to join with the Europeans in conquest of neighbours (often traditional enemies with whom they had long been in conflict anyway).
Explanation:
(I gave three)
Researchers must utilize a control group in a scientific study because <span>it is important to show that between two groups that were similar from the beginning of the study, the one that received the manipulation is the one that changes. Note that the control group is the group in the experiment that does not receive manipulation by the experimenter and is thus used as basis for how the other test subjects changed. </span>
The answer is subsidy.
Hope this help :)
