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.
The presence of the gas encourages fruit to ripen. Putting the bananas in the bag concentrates the gas so the bananas ripen in a few days. Wait. Check the bag every day by unrolling it and looking at the color of the banana skin. When it's golden yellow the banana is ripe.