In your own words, explain why the cell would need to transport materials out of the cell. In your explanation, describe two different things that a cell would need to transport out and for what purpose.

You and a group of friends are spending your vacation hiking through the mountains. it is cold in the mountains. you will be expending a lot of energy while hiking and you will need plenty of energy to keep you warm. you should pack foods high in to provide the most energy or kilocalories per gram of food. a) carbohydrates b) lipids (fats) c) proteins d) sugars