theory of continental drift, the world was made up of a single continent through most of geologic time. ... According to the generally acceptedplate-tectonics theory<span>, scientists believe that Earth's surface is broken into a number of shifting slabs or </span>plates<span>, which average about 50 miles in thickness....</span>
Classification systems are all different. They vary is specificity.
A natural satellite or moon is, in the most common usage, an astronomical body that orbits a planet or minor planet. In the Solar System there are six planetary satellite systems containing 185 known natural satellites.
Sneezing is the method some viruses spread (normally flu ones). When you are infected, and you sneeze, the viruses a dispersed in the air and the person that breathes he infected air might get infected.
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Answer:
Cardiac output depends on the resistance mainly of the cardiac muscle walls.
Explanation:
The resistance of cardiac tissue also depends on its ability to distend in the sarcomero, that is, on the initial length of the contraction, the greater this, the greater the resistance, the greater the pumping efficiency, but the greater cardiac wear, this Situation occurs in people who are athletes or athletes since they have higher cardiac output but greater efficiency at the time of blood ejection, this is how they oxygenate the tissues better.
