Nicotine commonly found in cigarettes is actually produced by plants as a natural protectant to safeguard from insects. It resembles the acetylcholine neurotrasmitter as thus blocks the ACH receptors when used by humans. It also stimulates the production of dopamine which leads to drug dependence and a feeling of euphoria.Severe withdrawal symptoms are observed for nicotine. Scholarly peer review is the process of subjecting an author's scholarly work, research, or ideas to the scrutiny of others who are experts in the same field, before a paper describing this work is published in a journal. The work may be accepted, considered acceptable with revisions, or rejected. Peer review requires a community of experts in a given (narrowly defined) field, who are qualified and able to perform reasonably impartial review.
Last date updated on September, 2024
Spanish 
Chinese 
Russian 
German 
French 
Japanese 
Portuguese 
Hindi