英国生物化学论文代写：大麻的不良影响
大麻对人体有长期的不良影响。它降低了身体的抵抗力甚至对常见疾病如感冒、支气管炎等大麻抑制而导致的生长障碍免疫系统（帕库拉，2010）。由于大麻的不良影响导致的异常结构的细胞在体内增加。雄性激素是人体因大麻降低。大麻可使损伤的致因其永久性的肺纤维快速破坏（Cerdá，2012）。由于大麻的不良影响，人类学习和保留信息的能力降低了，甚至个人的性能力也降低了。大麻使人昏昏欲睡缺乏动力的事情。个人起诉过量吸食大麻面临个性和情绪变化的问题，冷漠和无能在清醒的认识事物。
根据美国国立卫生研究院的研究，根据吸食大麻的数量、质量和方法，人们在吸食大麻时，大脑细胞释放出化学多巴胺，从而产生了高度的欣快感。万一吸入大麻有兴奋的感觉立即上升（越飞，2004）。在食物中摄取大麻的情况下，多巴胺会在很长一段时间后释放，因为这些信号在大脑中提供了很长一段时间。
英国生物化学论文代写：大麻的不良影响
Marijuana has long-term adverse effects on the human body. It reduces the resistance power of the body even for common illnesses such as cold and bronchitis etc. Marijuana suppresses the immune system that further leads to growth disorders (Pacula, 2010). Due to the adverse effects of marijuana leads to increase in abnormally structured cells in the body. Male sex hormones are reduced in human body due to marijuana. Marijuana can make the injuries caused due to its permanent by making rapid destruction of lung fibers (Cerdá, 2012). Due to adverse effects of marijuana the ability to learn and retain information is reduced in human beings and even the sexual capacity of individuals is reduced. Marijuana makes a person feel drowsy with lack of motivation for doing anything. Individuals sue to excessive dosage of marijuana face problems of personality and mood changes, apathy and inability in clear understanding of things.
According to the National Institute of Health intake of marijuana in different forms based on quantity, quality and method with which it is consumed creates high feelings of euphoria as the brain cells release chemical dopamine when marijuana is consumed by individuals. In case of inhaling of marijuana there is immediate rise in the feeling of euphoria (Joffe, 2004). In case of intake of marijuana through ingestion in food the dopamine is released after a long time as the signals are provided to brain after a long time.
