Hydrogen ions. Hydrogen ions are pumped across the membrane
during electron transport. They are giving around the membrane by ability of
energetic delivery. This establishes an electrochemical ability around the
membrane like the single responsible for the action of nerve cells. Nerve cells
use Potassium ions.
Scientists currently monitor underground movements, such as earthquakes and nuclear tests, using seismometers – instruments that measure the motion of those events at the Earth's surface.
Answer: A, B, and D
Explanation: I had the same assignment and i got these ones right soooo
Coronary
arteries supply blood to the heart muscle, The left one, arises from the aorta and
feeds blood to the left side of the heart and the right one supplies blood to
the right ventricle, the right atrium, and the SA (sinoatrial) and AV
(atrioventricular) nodes, which regulate the heart rhythm.
Blockage
in this vessel result in
<span>reducing
the flow of oxygen and nutrients to the heart muscle and that can lead to a
heart attack. Atherosclerosis and arteriosclerosis are the most common causes
of heart disease.</span>