1 DNA and proteins are key molecules of the cell nucleus. 2  One gene makes one protein. 3  A gene is made of DNA. 4  Bacteria and viruses have DNA too. 5  The DNA molecule is shaped like a twisted ladder.  A half DNA ladder is a template for copying the whole.
Youâre not alone. Anxiety tremors, shaking and trembling are common symptoms of anxiety and high stress levels. Tremors, shaking and trembling are common symptoms of anxiety and high stress levels. Most of us believe that shaking from anxiety is bad, and do what ever we can to stop it as quickly as possible.
It's well known that anxiety can cause heart palpitations, and it's believed that the main cause may be an over-awareness of one's own heart, combined with surges of adrenaline that may occur at random in those with anxiety. These types of palpitations often trigger panic attacks.