题干
.
---I’ll be away for about two days. Would you mind taking care of my little dog?
---________.
---I’ll be away for about two days. Would you mind taking care of my little dog?
---________.
A：Yes, it’s my pleasure.
B：Yes, I’ll do it well.
C：No, I’ve got no time.
D：No, I’d be happy to.
答案(点此获取答案解析）
C
②三个外显子的碱基数量约占整个基因的26% ③非编码区是两个基因之间没有遗传效应的区段④内含子将编码区和非编码区隔开 ⑤RNA聚合酶的结合位点位于非编码区