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.
Therefore, it's difficult to think rationally in the midst of a panic attack. The brain perceives that it's in danger, so adrenaline is released into the body. The fight-or-flight response is triggered, and the physiological body is gripped with fear, causing shaking, sweating, and shallow breathing.