並前往https://emm.edcity.hk/media/%E7%94%9F%E5%91%BD%E5%A4%A9%E6%9B%B8+DNA+%28%E4%B8%AD%E6%96%87%E5%AD%97%E5%B9%95%E5%8F%AF%E4%BE%9B%E9%81%B8%E6%93%87%29/0_4vbdt190