【多选题】The key techniques of in situ hybridization (ISH) currently in use include _______________________________________. DNA ISH can be used to determine the structure of chromosomes. Fluorescent DNA ISH (...
A.
ISH to mRNA with oligonucleotide and RNA probes (both radio-labeled and hapten-labeled), analysis with light and electron microscopes
C.
double detection of RNAs and RNA plus protein
D.
fluorescent ISH to detect chromosomal sequences
【单选题】以下关于“卤”的说法,不正确的是( )。
A.
按照卤水调制的汤色分类,卤水可分为红卤和白卤;
B.
白卤水不能使用含有鞣酸质多的香料,如大茴香、小茴香等,可用草果、丁香等调味料代替;
【单选题】关于卤化物矿物的特性的描述,以下说法不正确的是()
【简答题】WELCOME TO YOUR FREE ISH MEMBERSHIP Your Membership International Students House is a unique, cultural and recreational centre providing a wide programme of s for students 310 days a year. Locate...
【单选题】关于醛酮的卤代反应,下列说法不正确的是( )
【简答题】阅读理解 WELCOME TO YOUR FREE ISH MEMBERSHIP International Students House (ISH) is a uruque, cultural and recreational (娱乐的) centre, providing a wide programme of s for students 310 days a year. Loca...
【多选题】下列关于卤素灯泡的说法,哪个(些)是正确的?()
A.
如果你预先洗干净双手,不需要别的准备就可以直接触摸卤素灯泡
B.
手不能直接触摸卤素灯泡,因为触摸可能导致玻璃灯泡的应力破裂
C.
手不能直接触摸卤素灯泡,因为手指尖的汗液将附着至玻璃灯泡上,受热后汗液将在大灯反射面上形成明显印记
E.
H4和H7卤素灯炮不预先准备,可以直接触摸,但是其他的卤素灯炮则不可以
【单选题】【A2 题型】 女,52岁。右上腹阵发性绞痛伴右肩背部放射痛,B超发现胆囊增大,胆囊壁增厚,胆囊内有结石光团和声影。其治疗原则是: