What does the author want readers to imagine as they begin reading? Why? As you read these words, electricity is zinging through your brain, voracious killers are coursing through your veins and corrosive chemicals bubble from your head to your toes. In fact, your entire body is like an electrical company, chemical factory, transportation grid, communications network, detoxification facility, hospital and battlefield all rolled into one. The workers that drive these activities are your cells.

The author wants the reader to think of a highly dynamic system, with movement, effectiveness and productivity.

Explanation:

As we can see in the text presented above, the author shows the human body as a highly dynamic and movement system that allows the correct functioning of all body functions. This makes the reader think of a highly dynamic factory that works in agility so that all its products are produced quickly and with great efficiency. The dynamics that the author presents becomes more evident when he says that this system is full of workers, who are the cells that regulate all work.

the backbone of the dna and rna compound is sugar phosphate.

the answer is 100% density i've answered this question before and done the quiz myself.