A:将遨游过太空的青椒种子培育成“太空椒”
B:将拟南芥的叶肉细胞培育成植株
C:将白菜的细胞与甘蓝的细胞融合,并将融合细胞培育成蔬菜新品种白菜﹣甘蓝
D:将转入抗棉铃虫基因的棉花细胞培育成抗虫棉植株
—Yes. M-A-P, map.
选择合适的句子补全对话。
Amy: Where is my ruler, John?
John:____
Amy: No, it's not in my pencil box.
Amy: Yes, thanks.
A. Look, it's on your desk. B. Is it in your pencil box?