If you meant to add a page, you didn't. You might need to re post the question.
There are two main reasons why cells divide rather than continuing to grow larger and larger: ... more demands the cell places on its DNA. If the cell grows too large, it will have trouble moving enough nutrients and wastes across the cell membrane.
Refers to... <span>water particles and the transfer of energy.</span>
That thing would need to rely on some source of food to live. Plants are living and they rely on sun and water. Humans rely on calories.
The answer is B, carbohydrates.
Carbohydrates are the first choice of the energy source of your body, they can be broken down into simple and soluble compounds such as glucose. These can be used by cells for respiration to generate energy for activities such as growth, movement, repair etc. Besides using for respiration, they are also capable of forming cell structures such as cellulose.