<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>
Answer:
Polygenic traits are controlled by a number of separate genes.
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<span>150-200 species of plant, insect, bird and mammal become extinct every 24 hours., according to the Scientist Estimate. </span>
