Restriction of blood flow, something is blocking the blood flow, heart has slowed down and is being pushed to hard.
<em>Answer:</em>
<em>The process human cells use to generate ATP is called cellular respiration. It results in the creation of 36 to 38 ATP per molecule of glucose. ... The two ATP-producing processes can be viewed as glycolysis (the anaerobic part) followed by aerobic respiration (the oxygen-requiring part).</em>
<em>Explanation:</em>
<em>hope this helps!:D</em>
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They come in a variety of different trees such as maple trees, pine trees, and English oak trees.
D. More economically developed countries