Although there are specialized cells-both in structure and function-within the body, all cells have similarities in their structural organization and metabolic needs (such as maintaining energy levels via conversion of carbohydrate to ATP and using genes to create and maintain proteins).
Method 1 of 2: In a Paper Bag. 1. Gather a brown paper bag, the bananas you wish to ripen and an apple or tomato. By placing the bananas in a brown paper bag with another fruit, you will maximize the amount of ethylene gas released.Ethylene gas is the substance fruit produces as it ripens.ethod 1 of 2: In a Paper Bag. 1. Gather a brown paper bag, the bananas you wish to ripen and an apple or tomato. By placing the bananas in a brown paper bag with another fruit, you will maximize the amount of ethylene gas released.
1 (never use plastic). 2  Some suggest that to quickly ripen an avocado you can wrap it tightly in tin foil and then place it in a warm (200Â°) oven for 10-15 minutes. To quicken the ripening process, you can store the avocados in a paper bag to contain the gases and thus speed the ripening process. 2  You can also ripen different kinds of fruits within the same paper bag. 3  Bananas and Avocados together in a paper bag will both ripen faster.