Answer:
As we have just seen, cells require a constant supply of energy to generate and maintain the biological order that keeps them alive. This energy is derived from the chemical bond energy in food molecules, which thereby serve as fuel for cells.
Explanation:
The best way to find the correct answer for a sentence completion would be : find that part of the text and look for the answer.
With this , you can find the answer in a more efficient way and in a shorter amount of time
hope this helps
Okay so if you divide 4 with 3 you will get 55 so the answer should be 70
Do you need help on all the questions? Because I can help you go through the answers if you want.