A:种植→F2→选取不分离者→纯合子
B:种植→秋水仙素处理→纯合子
C:种植→花药离体培养→单倍体幼苗→秋水仙素处理→纯合植株
D:种植→秋水仙素处理→花药离体培养→纯合子
下列说法正确的是( )
King looked for his pen _______, but he didn't find it _______.
下列与元素和化合物有关的说法中,不正确的是( )