名词解释题pachytene stage, pachynema (粗线期)
名词解释题
pachytene stage, pachynema (粗线期)
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相关考题：
Why are stage 1 and stage 2 interrelated by a double arrow line? Why are practice and reflection connected by a circle? (See Fihure 1.1 on Page 9 of the textbook)
Students are given the opportunities to use the newly presented language items in a controlled framework. This may be done by drills, or by repeating parts of the dialogue presented in the first stage. This stage is intended to develop accuracy skills. This describes the presentation stage. ()此题为判断题(对，错)。
Bootloader的的stage1阶段主要完成的工作不包括下面哪项:() A.基本的硬件初始化B.为加载stage2准备RAM空间C.拷贝stage2到RAM中D.用汇编语言跳转到main入口函数
In a flash type evaporator, all saltwater heaters are vented through individual vent cocks to the ______.A.saltwater heater shellB.second-stage condenserC.atmosphereD.second-stage flash chamber
In which stage of the Presentation-Practice-Production approach will students have the chance to use the new language freely and incorporate it into their existing language?A.Presentation stageB.Practice stageC.Production stageD.Practice stage and Production stage
In which stage of the Presentation-Practice-Production approach will students have the chance to use the new language freely and incorporate it into their existing language?A.Presentation stage B.Practice stageC.Production stageD.Practice stage and Production stage
灯刷染色体是哪一时期的卵母细胞染色体（）A、细线期（leptotene）B、合线期（zygotene）C、粗线期（pachytene）D、双线期（diplotene）E、终变期（diakinesis）
单选题在Bootloader的stage1中，以下各步骤的顺序应为（）。 1.跳转到stage2的C程序入口点 2.为加载stage2准备RAM空间 3.拷贝stage2的执行代码到RAM空间中 4.基本硬件初始化A2413B4231C4213D4321
单选题Tube leaks in the distillate cooler of a two stage flash evaporator will result in （）.Aloss of second stage vacuumBcontamination of the distillateClower feed inlet temperatureDcontamination of the second stage condenser
单选题In the operation of a flash type evaporator equipped with air ejectors,the air and non- condensable gases are evacuated directly from the （）.Afirst stage flash chamberBsecond stage flash chamberCfirst stage after condenserDsecond stage distilling condenser
单选题When rigging a stage，the standing part should be fastened to the horns of a stage with which of the following hitches（）.AClove hitchBTimber hitchCMarlinespike hitchDDouble blackwall hitch
多选题Which three statements are true about the stages of database startup？（）AData files and redo log files can be renamed at the MOUNT stage.BControl files are read at the OPEN stage for the location of data files.CControl files are required to bring the database to the NOMOUNT stage.DData files and redo log files are made available to users at the OPEN stage.EData files and online redo log files are checked for consistency while opening the database
单选题The second stage feed-water temperature and shell absolute pressure in a multistage, flash type, distilling plant is （）Ahigher than the first stage feed-water temperature and absolute shell pressureBlower than the first stage feed-water temperature and absolute shell pressureCthe same as the first stage feed-water temperature and absolute shell pressureDnot related to the feed-water temperature and absolute shell pressure
单选题In a flash evaporator, scale as a result of higher than normal temperatures in most likely to occur in the （）Asecond stage feed heaterBsaltwater feed heaterCdistillate coolerDsecond stage vapor separator
单选题An un-loader is installed on an air compressor to （）.Abypass the high pressure stage to the low pressure stage on 100% of the air compressors in serviceBprevent excessive inter-stage pressure buildupCcontrol compressor discharge pressureDremove all but the frictional load during starting
单选题减数分裂前期I的顺序是（）。A细线期一粗线期一偶线期一双线期一终变期B细线期一粗线期一双线期一偶线期一终变期C细线期一偶线期一双线期一粗线期一终变期D细线期一偶线期一粗线期一双线期一终变期
单选题In which stage of the Presentation-Practice-Production approach will students have the chance to use the new language freely and incorporate it into their existing language? _____APresentation stageBPractice stageCProduction stageDPractice stage and Production stage
单选题When lowering manropes alongside a stage rigged over the side of a vessel，they should be allowed to trail in the water（）.Ato easily remove the kinks that form in the linesBto allow the seamen on the stage to know the direction and strength of the currentCto provide the seaman something to hold onto if he or she falls from the stage into the waterDonly for short periods of time since they will become waterlogged and be very heavy to pull up
名词解释题P-DNA （粗线期DNA）