in a cross between pure-breeding tall plants with pure-breeding short plants, all of the f1 are tall. when these plants are allowed to fertilize themselves, the f2 plants occur in a ratio of 3 tall:1 short. which of the following is not a valid conclusion from these results?
“()”账户，用来核算行政单位各种来源所形成的固定资产基金。
wilde’s last work is _____.
流动性高的金融工具一般具有的特点是()。
“分贝”反映的是声音的绝对响度。
植物胚胎培养不能获得杂种后代。
伯乐树的中名源自于
4.wordsworth gained his reputation among chinese scholars by “poetry is the nature explession of _____”.
水稻 雄性不育的发现，使我国及世界杂交水稻生产取得巨大成就。
“专题研讨跟进”式的教研是：___、___、____、____。
我国行政职能转变的必然性因素包括()。
submit your model of modeling example 5 with print screen picture.
下面级数收敛的是
对图示体系作几何组成分析时，用三刚片组成规则进行分析。则 三个刚片应是：
submit your model of modeling example 10 with print screen picture,
商品购销合同是供需双方签订的，站在需方角度，称为供应合同，站在供方角度。
submit your model of modeling example 8 with print screen picture.
submit your model of modeling example 9 with print screen picture.
because of its simplicity, economy, and durability, the induction motor is more widely used for industrial purposes than any other type of ac motor, especially if a high-speed drive is desired. 翻译为：由于其简单性、经济性和耐用性，在工业中，感应电机的应用比其他类型的交流电机大得多。
the color of fully constrained sketch is dark blue.
workpiece
eprom是电可擦除可编程存储器的缩写。()
while mark twain seemed to have paid more attention to the “life” of theamericans, ________ had apparently laid a greater emphasis on the “inner world” of man