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所有染色体排列到()(Metaphase Plate)上,标志着细胞分裂已进入中期
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更多 “所有染色体排列到()(Metaphase Plate)上,标志着细胞分裂已进入中期” 相关考题
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The type of joint formed when an edge of one plate is laid over the edge of the plate to which it is riveted is a ______.A.Grip jointB.Strap jointC.Thread jointD.Lap joint
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下列关于性染色体的叙述,正确的是()A、x染色体是人体正常发育必需的染色体B、性染色体上基因决定的性状只与性别特征有关C、人类的X染色体和Y染色体不属于同源染色体D、性染色体存在于所有生物的细胞中
考题
下列关于DNA、基因、染色体的叙述,正确的是()A、基因是有遗传效应的DNA片段B、DNA上所有的碱基序列都代表遗传信息C、基因在染色体上呈直线(不间断)排列D、染色体是人体细胞中所有DNA的唯一载体
考题
染色体排列到赤道面上的时期称为()A、间期(interphase)B、前期(prophase)C、前中期(premetaphase)D、中期(metaphase)E、后期(anaphase)F、末期(telophase)
考题
单选题The type of joint formed when an edge of one plate is laid over the edge of the plate to which it is riveted is a().A
grip jointB
strap jointC
thread jointD
lap joint
考题
单选题Aother name for the “swash plate” in the variable delivery pump is()A
tiltable discB
gravity discC
distributing discD
catch plate
考题
单选题To reduce the number of strakes at the bow,two strakes are tapered and joined at their ends by a single plate. This plate is known as a().A
cover plateB
joinerC
lap strakeD
stealer plate
考题
单选题Chromosomalrearrangement是指()A
染色体重排B
染色体再排C
染色体变异D
染色体丢失
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