The final and most important step â designing the ad. After you created the campaign and fine tuned the settings, move to the ads level and hit Edit next to an ad. First, you will be asked to select the destination for your ads: your Instagram account and your Facebook page.
Confidence votes 1.5K. Carbon is actually the most common element in our body (in any living organism). Apart from carbon, oxygen, nitrogen and hydrogen are present in considerable amounts. 4 people found this useful.
99% of the mass of the human body is made up of only six elements: oxygen, carbon, hydrogen, nitrogen, calcium, and phosphorus. Every organic molecule contains carbon. Since 65-90% of each body cell consists of water (by weight), it isn't surprising that oxygen and hydrogen are major components of the body.