'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})();...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 1.生物分类等级:从大到小依次是界、门、纲、目、科、属、种,种是分类的最基本单位...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 血液成分变化歌: (流过)心脏动、静脉不变,各器官处要交换 流过肺部静(脉血)变动(脉...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 食物的消化与吸收 淀粉消化始口腔,唾液肠胰葡萄糖; 蛋白消化从胃始,胃胰肠液变氨...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 《心脏结构功能和血液循环》 采用下面巧记的方法: 上房下室,房静室动,出室回房房...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 《 血管》 血管动静和毛细 ;动脉壁厚血流急; 管腔较小压力高;毛细毛细薄又细; 薄到只...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 环境保护 我国特有的物种:特大白水银(大熊猫、白鳍豚、水杉、银杉) 古老的物种:老...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 初中生物记忆口诀 1.矿质元素(N、P、K)的作用 蛋(N)黄(缺氮时叶子发黄) (P)淋浴(绿)(意指...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 《人体内物质的运输》--心脏结构 小拳头,两肺间,胸腔偏左叫心腔; 上心房,下心室,...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 《 心脏》 大小如拳形象桃 ;上房下室有四窍 ; 房连静脉室连动 ;左右不通上下通。 动脉...