Answer:
the Ohio River Valley
Explanation:
Both nations desired the Ohio Country, and a British expedition led by George Washington clashed with a French force there in 1753. Shortly afterward, the French and Indian War erupted, initially confined to North America but eventually becoming part of the larger Seven Years' War, in which Britain and France formed opposing coalitions.
The right answer is The first image (the left one).
An atrium is an upper cavity of the heart, delimited by a thin wall, receiving blood from the bloodstream. There are two in the human heart, they allow the passage of blood from the veins (cellars and lungs) to the ventricles (right and left).
In its upper part (near the entrance of the superior vena cava) is located the sinus node, microscopic structure from which the electrical impulse which ensures the contraction of the heart (especially atrium) ...
The depolarization of the action potential is conducted step by step in the cells of the right and left atria, accompanied by a contraction of the muscle fibers.
Answer and explanation;
Water is neither live or dead.
Water is a non living thing.
Water does not posses the characteristics of living things; and besides we talk about alive or dead when it comes to living things.
Living things are made of a single or many cells; unlike the case of water; and these cell are responsible for their living nature.
Living things need nutrients, respire, reproduce, show movements , among other characteristics.
Water does not in any way show these characteristics.
Water is a compound that is made of oxygen element and hydrogen element but not cells like living things.
Magnesium is the major mineral which is important for nerve and heart functions. It is a co-factor for over 300 enzymes. It is a major constituent of bone and is found in whole grains and vegetables. Sudden heart attacks may be due to the low level of magnesium. It can be obtained by consuming rice bran, sunflower seed, wheat barn and linseed meal.
