John has sudden attacks of intense fear in which he experiences palpitations, he feels dizzy, and he has trouble catching his breath. During these attacks, he worries that he is going to die. From this description, it sounds like John has _____.
A. Schizophrenia
B. obsessive-compulsive disorder
C. panic disorder
D. generalized anxiety disorder
When a person experiences repeated panic attacks then the person is said to suffer from panic disorder.
During a panic attack the person experiences the following symptoms :
palpitations
sweating
shaking
numbness
shortness of breath
Panic attacks may be caused due to different reasons such as past abuse, smoking, etc.
it is a form of extreme anxiety.
Since John is displaying the symptoms as stated above he is suffering from panic disorder.
Explanation: DNA polymerase is the enzyme that matches and lays down nucleotides to build the daughter DNA strand along each parent DNA strand. Now we're left with all these Okazaki fragments that are separate from each other, so they need to be joined together by the enzyme DNA ligase