mutation 雅思GREGMAT

the mutation of ethnic politics into nationalist politics.

种族政治向民族主义政治改。

Gene mutations are alterations in the DNA code.

基因是指DNA 密码改。

Technique of mutation breeding in gladiola was studied by meansof electron beam.

用电子束辐射唐菖蒲种球，研究唐菖蒲诱育种。

Mild mutations in XPF cause the cancer-prone syndrome xeroderma pigmentosum.

XPF轻微导致致癌倾向综合征着色性干皮病。

Abstract： Technique of mutation breeding in gladiola was studied by means of electron beam.

摘 要： 用电子束辐射唐菖蒲种球，研究唐菖蒲诱育种。

Objective To identify the COL7A1 gene mutation in a family with dy strophic epidermolysis bullosa pruriginosa.

目鉴定一痒疹样营养不良大疱性表皮松解症家系基因,为进一步开展基因诊断和基因治疗奠定基础。

Results A 13389G deletion in exon 6 was characterized in propositus, and this mutation led to frameshift.

结果先证者表现为抗凝血酶基因外显子6区13389G缺失,引起移码。

We found a recessive cataract mutation arose spontaneously in a KUNMING outbred mouse strain.

研究遗传性白内障致病基因，实验动物模是一个非方式。

a modern Darwinian theory that explains new species in terms of genetic mutations

以遗传基因转来解说新品种新达尔文理论

CONCLUSION: Base pair substitution mutation and frame shift mutation were caused by folpet in Ames test.And DNA breakage in human PMNC might be induced by folpet.

结论： 灭菌丹可引起鼠伤寒沙门氏菌碱基置换和移码，并可能损伤人外周血淋巴细胞DNA完整性。

This indicats that gamma ray irradiation can increase the frequency of mutations and produces special types of flower in Godetia grandiflora breeding.

花色异主要是颜色浅，甚至为白色。花瓣异可由原来单瓣为重瓣花。

In addition, no back mutation to obtain a maximal complexity (i.e. λ-resistant and sensitive species coexistence) or original ecology (i.e. original λ-lysogen) for the evolution occurs.

由于森喜朗民意大幅下滑，最近几次民调均显示森喜朗支持度不到两成，再加上自民党内发生严重分歧，因此民众对森喜朗领导国家能力仍有怀疑。

Methods Morulae of four mutation hairless mice and one cataract mouse were transplanted into uterus using embryonic transfer method.

方法利用胚胎移植技术对四种无毛小鼠和一种白内障小鼠桑葚胚进行子宫内移植。

JianYang Tangelo,a new citrus hybrid cultivar,originated from a bud mutation of a tangelo cultivar introduced from abroad.

建阳橘柚是从国外引进橘柚品种中通过芽选育成杂柑类新品种。

Allelotype analysis was done at five short tandem repeat markers (D17S855, D17S1322, D17S1323, D17S1326, and D17S1327) in or adjacent to BRCA1 on the recurrent mutation carriers.

对发现携带有相同个体选取5个与BRCA1基因连锁标记（D17S855、D17S1322、D17S1323、D17S1326和D17S1327）进行单倍分析。

At least some of the mutations responsible for this loss of vision differed between the 29 populations of cavefish known to exist.

目前现存29种洞穴鱼，其眼盲亦与这些有关，但是其基因位置并不相同。

Cleidocranial dysostosis or Cleidocranial dysplasia is a hereditary congenital abnormality of humans due to haploinsufficiency caused by mutations in the CBFA1 gene.

什么是'锁骨颅骨发育不全-罕见遗传性疾病导致矮身材'?

High-level quinolone resistance require mutations in both DNA gyrase gene and topoisomerase Ⅳ gene. ② Bacterial cell wall is the barrier for the entry of antibiotics.

高水平耐药由DNA回旋酶和拓扑异构酶Ⅳ同时发生异造成。② 细菌细胞壁是抗生素进入屏障。

AIM: To investigate if there are disease-specific mutations within the dentin phosphoprotein in two dentinogenesis imperfecta type Ⅱfamilies,and analyse the nucleotide polymorphism in DPP region.

目:检测牙本质磷蛋白基因在牙本质发育不全Ⅱ患者中是否存在,并对其序列多态性进行分析。

The mutation potential of ethephon was by investigated the micronucleus test of bone marrow polychromatophilic erythroblasts (PCE) cells and sperm shape abnormality test in mice.

摘要为测定乙烯利对人体健康影响，采用小鼠骨髓细胞微核试验和小鼠精子畸形试验分别检测了乙烯利对小鼠体细胞和生殖细胞致性。