<span>Psychiatrist is a qualified medical doctor with post postdoctoral degree in Psychiatry. He studies Pharmacology, medicines and has authority to prescribe Antidepressant drugs. Against that Psychologist is qualified to take care of patients psychology. He helps patient by offering extensive psychotherapy and reduces patient's mental and behavioral suffering but psychologist is not authorized to prescribed antidepressant drugs.</span>
        
             
        
        
        
I believe its when you <span>silencing one of the two X chromosomes in female cells...
Hope I helped
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Data tables help us understand information by comparing and contrasting it with visual proof. Sorry, that's all I could come up with.