Answer:
option D: produced its own contractile cycle
Explanation:
option D: produced its own contractile cycle
Autorhythmicity referred to that capability of cells of cardiac muscles that help to beat heart regularly and rhythmically. It is due to that potential which is produced by cells of cardiac muscles. these cells does not required stimulation to beat heart.
autorhythmic cells are generate at sinoatrial and atrioventricular nodes.
Answer:
William Jenings Bryan
Explanation:
By the time of the 1896 election, the american public was divided between people who supported the gold standard, and those who supported the adoption of silver as back-up for the US Dollar. This position was known as bimetalism. William Jenings Bryan was part of the latter group.
He supported silver because it would increase the money supply and he thought that more money in the economy would increase the standard of living. In a way, this is a form of expansionary monetary policy that aims at invigorating the economy by increasing the amount of curreny people have on their hands.
3.1 people per square kilometre