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學習快評丨qibao666888　　B細??(xi)胞??(bao)作??(zuo)為??(wei)“抗??(kang)體??(ti)工??(gong)廠??(chang)”??，能??(neng)針??(zhen)對??(dui)不??(bu)同?(tong)病?(bing)原?(yuan)體??(ti)定??(ding)制??(zhi)特??(te)異??(yi)性??(xing)抗??(kang)體??(ti)??，通??(tong)過??(guo)中??(zhong)和??(he)病??(bing)毒?(du)或??(huo)標?(biao)記??(ji)病??(bing)原??(yuan)體??(ti)協(xié)??(xie)助??(zhu)清?(qing)除??(chu)機??(ji)制?(zhi)；同??(tong)時秘(shi)分??(fen)化??(hua)出?(chu)的??(de)記??(ji)憶??(yi)B細?(xi)胞??(bao)可?(ke)在??(zai)免?(mian)疫??(yi)結(jié)??(jie)束??(shu)后??(hou)保??(bao)留??(liu)抗??(kang)體??(ti)“圖??(tu)譜??(pu)”??，實??(shi)現(xiàn)??(xian)快??(kuai)速??(su)二??(er)次??(ci)應(yīng)?(ying)答??(da)??。??　　先??(xian)天?(tian)性??(xing)免??(mian)疫??(yi)是??(shi)人?(ren)類??(lei)與??(yu)生??(sheng)俱??(ju)來??(lai)的??(de)防??(fang)御??(yu)系??(xi)統(tǒng)??(tong)??，如??(ru)同??(tong)城?(cheng)堡??(bao)的??(de)第??(di)一??(yi)道??(dao)城??(cheng)墻??(qiang)和??(he)巡??(xun)邏??(luo)衛(wèi)??(wei)兵??(bing)??，能??(neng)在?(zai)病??(bing)原??(yuan)體??(ti)入??(ru)侵??(qin)時?(shi)迅??(xun)速??(su)反??(fan)應(yīng)??(ying)??。??。