By means of sister chromatid exchange method (SCE), Chromosomal aberration of bone marrow cells and terato sperm tests, genetic toxicity of the petrochemical sewage was evaluated in mice.
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1
By introducting DNA from peanut variety(Baisha),the protein content of transferred potato(Hampton) progeny increased by .%.
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2
By mathematical statistics and comparative analysis on guards in 00 -00 CBA, the conclusion is as follows: average age of guards is ., their height is between 80cm and 90cm;
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3
By mating a yeast haploid expressing hybrid HBsAg gene SA 8,Y9/YFD8,with another hapolid Y9,the diploid Y9xY9/YFD8 was constructed.
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4
By means of S RNA analysis and compared the analysis results with Genebank database,it had 99% homology to Brevibacterium aureum (AY9909 ),and Brevibacterium linens (AY ). It belonged to Brevibacterium sp.
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5
By means of orthogonal test,the condition for hydrolyzing soybean isoflavones glycoside into isoflavones aglycon was optimized as follows:methanol hydrochloride concentration mol/L,temperature 80℃,time 0min.
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6
By means of sister chromatid exchange method (SCE), Chromosomal aberration of bone marrow cells and terato sperm tests, genetic toxicity of the petrochemical sewage was evaluated in mice.
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7
By monosomic analysis,the new wheat-rye paring promoter was localized on chromosome A.
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8
By multiple blast analyses and reckon, the redundancy is .% in the forward library of female inflorescence, .8% in reverse library of female inflorescence, 9. 0% in the forward library of male inflorescence, 7.8% in reverse library of male inflorescence.
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9
By nodulation tests with Pisum sativum cv. Frisson and Vicia hirsute, we found that inactivation of the hurL gene caused failure in inducing nodulation, whereas the same mutant complemented with an intact R. leguminosarum bv.
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10
By sedimentary deposit of water system measurement of :0000, we find that the scale of Au, As, Sb abnormality are huge, which appear northwestern belted extension, the intensity of abnormality are larger than regional abnormality.
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11
By sequencing wefind that the AB genotype of W07 99 there is one nucleotide mutation: C mutate into T.
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