What accounts for the different number of atp molecules that are formed through cellular respiration?

Consider the last statement in the prompt: "people take such environmental factors into account in their choices when deciding where to live." do all people have a choice as to where they live? what factor plays a key role in this decision and may therefore play a large role in determining quality of life?

Blood has traveled from the heart to the toes. which describes the next step of the circulation process?

Why did rutherford say that bombarding atoms with particles was like "playing with marbles" what