【判断题】The middles of words are usually more noticeable and hence easier to remember
【单选题】E.coli核苷酸切除修复过程中,UvrA的作用是
【单选题】The best title(题目)for this passage would be“______”.
B.
Different students from different countries
C.
Five middle school students
【单选题】脐带血中出现抗风疹病毒的何种 Ig ,则表示子宫内感染?( )
【简答题】简述人全基因组与转录偶联核苷酸切除修复过程中的异同点。