DNA replication is the process by which a double-stranded DNA molecule is copied to produce two identical DNA molecules. Replication is an essential process because, whenever a cell divides, the two new daughter cells must contain the same genetic information, or DNA, as the parent cell.
You are watching a horror movie. The music changes to the familiar tune you recognize as a prelude to. danger. You tense up, your heart rate increases, your breathing becomes shallow, your mouth is dry.
Physical Causes. There are several causes of dry mouth at night that are purely physical. Aging can slow the production of saliva, as can certain cancers. One of the first symptoms of both diabetes and Sjogren's Syndrome is dry mouth, and nerve damage can also cause this condition.noring is one cause of dry mouth at night. Photo Credit Stockbyte/Stockbyte/Getty Images. The inside of your mouth is lined with three pairs of salivary glands -- the sublingual, submandibular and parotid glands.