查询词典 root tip

Comb the lash from root to tip perfectly in a rotating movement on eye straight level with a lash brush.

涂抹上睫毛时，双眼平视，以毛刷沾取适量睫毛膏由内向外旋转涂抹，待干后再重复一次。

The results showed that the irradiation of mixed high-energy particle field inhibited mitoses and produced various chromosomal aberrations such as micronucleus, chromosome bridges, circular chromosomes and dissociative chromosomes in root tip cells of wheat with significant dose-effects.

混合粒子场与γ射线诱发的微核畸变率和染色体畸变率均存在明显的剂量效应，但混合粒子场的损伤效应明显高于γ射线。

Seeds of three genotypes Medicago sative L. were irradiated by 0, 1000, 1500 and 2000Gy 60Co γ-rays, comparison was made among different genotypes at same dosage, and the other is the same genotype at different dosage. The effects of irradiation on root tip cell in Medicago sative L. were studied.

分别利用0、1000、1500和2000Gy 60Co γ射线处理3个品种的紫花苜蓿种子，对同一剂量不同品种或同一品种不同剂量间辐照情况相比较，研究苜蓿根尖细胞的生物学效应。

The results showed that the irradiation of γ-rays inhibited mitoses and produced various aberrations, such as single micronucleus, double micronucleus, multi-micronucleus, small micronucleus, chromosome fragment, chromosome conglutination, single bridge, double bridge, multi-bridge, dissociative chromosome, lagging bridge in root tip cells of Medicago sative L.

实验结果表明，γ射线辐照苜蓿种子可以抑制根尖细胞有丝分裂，并诱发根尖细胞产生单微核、双微核、多微核、小核、染色体断片、染色体粘连、单桥、双桥、多桥、游离染色体、落后染色体等多种畸变。

The purpose of this laboratory is to train undergraduate students with practical genetics, including the basic principles of genetics, inheritance of pea traits, root tip chromosomes, Drosophila salivary polytene chromosomes, meiosis, statistical methods, bacterial antibiotic resistance, plasmid isolation, restriction, and gel electrophoresis, blood type, and human genetics.

遗传学实习 1 必陈福旗，戴国兴本课程之目的，在使学生透过实际操作与试验，了解遗传学之原理，实验内容包括：碗豆七个性状遗传，植物根尖染色体观察，果蝇唾腺染色体，减数分裂，统计方法，细菌抗药性，质体之抽取及限制酵素切割及电泳分离，血型，人类遗传。

The root-tip chromosomes of plantlets in vitro keep the same form and number as the control.

试管苗根尖染色体在形态和数目上与各对照都保持了一致。

The relationship between MFs and MTs in the organization of PPB was investigated in garlic root tip cells subjected to treatment with cytochalasin D , latrunculin A and phalloidin .

用微丝特异性解聚药物（细胞松弛素CD和LAT A）以及微丝稳定药物处理大蒜根尖分生组织细胞的实验结果表明：微丝被破坏后，导致了早前期微管带宽度明显增加，Ph处理则对早前期微管带的宽度无影响。

The results showed that the concentration and combination of 6-BA and NAA in MS medium had obvious effects on induction of callus, adventitious root and adventitious bud from shoot tip explants of purple-colored sweet potato.

结果表明，培养基中6-BA和NAA浓度和配比对紫色甘薯茎尖培养的愈伤组织、不定根和不定芽的诱导有明显影响。6-BA可促进不定芽的诱导，附加1 mg/L 6-BA的MS培养基为最佳诱芽培养基。

Karyotypes of root tip chromosome showed that the arm volume ratio, the mean relative volume and idiogram were identical before and after improving seed vigor, so the pattern of chromosome did not change. But we couldnt confirm whether the pattern of other separation dates and the inner structure varied in this experiment, such as gene mutation.

根尖染色体核型分析结果，甘蓝种子在活力提高前后染色体的臂比值相同，相对长度相同，表明活力提高后染色体在形态及核型上无明显变化，而对于除中期外的其它分裂期染色体的形态特征以及染色体内部结构有无明显变异在本试验条件下尚不能确定。

The research aimed to study the squash technology of root tip in medicinal plant of E.

［目的］研究药用植物刺五加根尖的压片技术。

When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.

计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。

Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.

使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。