Answer: A
Explanation:
Central Dogma. DNA is transcripted into RNA, which is Translated into polypeptides, or protiens.
The most likely cause of the burning sensation is acid reflux which travels back up the esophagus and irritates the esophageal lining. The chest pain felt can feel almost like a heart attack but it is best described as referred pain from the esophagus.
Should this heartburn persist, it is highly recommended to see a physician because the acid can erode the esophagus lining & the abdominal lining leading to ulcers. Easily treatable condition.
From a personal level this is awful!
Antibiotics, are helpful for treating the common cold, however due to them being very powerful medicine, they are not highly recommended.
At the mouth of a river, the change in flow condition can cause the river to drop any sediment it is carrying.

Diffusion refers to the random motion of particles from a medium of higher concentration to a medium of lower concentration.
hope helpful -,-