[1] A[2] D[1] 【答案】A【核心短语/词汇】negative消极的;optimistic乐观的;special特别的;important重要的【解析】negative消极的,形容词;optimistic乐观的,形容词;special特别的,形容词;important重要的,形容词。所给词中,optimistic,special和important都是表示积极意义的词,只有negative是表示消极意义的词。所以...
In the preceding paper 1 , cytological evidence is presented to show that in 'sex-reversed' XX male mice 2 the sex-reversing factor, Sxr , is carried on a dark-staining body located on the distal end of the paternal X chromosome. The X-... BM Cattanach,EP Evans,MD Burtenshaw,... ...
a negative correlation between serum albumin levels and CHD risk was found in people over 45 years of age, and the smooth curve fitting also showed the same results.
(s) involved in the above mentioned interactions between Xcc and the host plant, showing that a plant material(s) with molecular weight(s) less than 1 kDa abolished the binding of XerR to the xccR promoter, while the same material enhanced the binding of XccR to the luxXc box in the...
XerR, a negative regulator of XccR in Xanthomonas campestris pv. campestris, relieves its repressor function in planta Li WANG,Lili Zhang,Yunfeng Geng,etc.XerR, a negative regulator of XccR in Xanthomonas campestris pv.Campestris, relieves its repressor function in planta... - 《Cell Research...
Importantly, a limited understanding of its pathophysiology, until recently, is reflected not only in the name of the disease (non-alcoholic, which defines in a negative way what the disease is not) but also in the misclassification of subjects suffering from these heterogeneous diseases, as well...
negative: [ 'neg�0�5tiv ]a. 否定的,负的,消极的 n. 底片,负数
Objective:To investigate the manifestation and genetic mechanisms of the 46,XX male sex reversal syndrome.Methods:A 46,XX inv(9)infertile male was systemically examined with semen analysis,serum hormone and gonadal biopsy.The sex-determining region of the Y chromosome(SRY)gene was analyzed by the...
XerR, a negative regulator of XccR in Xanthomonas campestris pv. campestris, relieves its repressor function in planta. Wang Li,Zhang Lili,Geng Yunfeng,Xi Wei,Fang Rongxiang,Jia Yantao. Cell Research . 2011Wang L,Zhang L,Geng Y,et al.XerR,a negative regulator of XccR in Xanthomonas ...