【判断题】真核基因组不同于病毒、原核生物基因组,基因组内出现了大量冗余序列,包括非编码的重复序列和多拷贝基因,这一现象被称为基因多效。
【判断题】因政府发布管控措施直接导致当事人无法履行旅游合同、运输合同等情况的,受影响的当事人可依法主张不履行合同而不必承担违约责任。
【简答题】从方框中选择正确的选项,将序号填在横线上。 A. How about the school trip? B. How about his birthday? C. When is the basketball ? D. When do you have the speech contest? E. When is your birthday party? F. When is his bi...
【单选题】第一个被测定出的能够独立存活的生物基因组来自于
【单选题】Guest: Hello. My room is too noisy. Can I change it? Staff: _____
A.
Sorry. It is not my job. You can call the front desk.
B.
Yeah. My apology, and please allow me to contact the front desk, and check if there is an available room now.
C.
No problem. I will arrange a room for you right away.
D.
I'm sorry. But I can't anything for you. There is no room left now.
【简答题】真核基因组不同于病毒、原核生物基因组,基因组内出现了大量冗余序列,包括非编码的重复序列和多拷贝基因,这一现象被称为__________。
【单选题】砂的筛分实验中,细度模数取两次试验如两次实验的细度模数之差超过( )时,应重新实验。