5 尤其在运输基础设施落后的国家，地理条件对食物供给的 限制正如遗传学为食物供给带来的希望一样大。
Unit 5 Writing an Academic Essay
1 Definition
Additional questions for your understanding of Text 161 What are the three study groups in the investigation of the influence of GM soya on the birthrate and survival of the offspring of Wistar rats? ① A group of female rats fed by GM soya flour before mating and pregnancy; ② A control group of females fed by traditional soya; ③ A positive control group received feed without any soya.
Unit 5 Writing an Academic Essay
1 Definition
Additional questions for your understanding of
Text 162 What are the four main sources of hazards of GMO that are discussed by scientists worldwide? 1) those due to the new genes, and gene products introduced; 2) unintended effects inherent to the technology; 3) interactions between foreign genes and host genes; 4) those arising from the spread of the introduced genes by ordinary cross-pollination as well as by horizontal gene transfer.
Unit 5 Writing an Academic Essay
1 Definition
Additional questions for your understanding of Text 163 What are the two possible factors that the negative effect of GM soya on the newborn pups could be mediated? Firstly, it can be the result of transformation, and insertion of the foreign genes, which could enter into the sexual/stem cells, or/and into cells of the fetus, as it was observed by Schubbert et al. (1998). Secondly, negative effect of GM soya could be mediated by the accumulation of Roundup residues in GM soya residues.
Unit 5 Writing an Academic Essay
1 Definition
Enhancing your academic languageMatch the words with their definitions.
1 —— f 2 —— c 3 —— e 4 —— a 5 —— i
6 —— h 7 —— g 8 —— j9 —— b 10 —— d
Unit 5 Writing an Academic Essay
1 Definition
Enhancing your academic languageComplete the following expressions or sentences. 1 Fog restricts (限制) visibility. 2 The sun rises from the horizontal (水平的) line. 3 Early detection of cancers is vitally (重要地) important. 4 put a coin into the insertion (插入) slot 5 failed to obtain (获得) a scholarship 6 the function (功能) of an adjective 7 The magician transformed (改变) the frog into a princess. 8 the official documents (文件) concerning the sale of this land 9 the determinate factor (因素) of our economy 10 make a thorough investigation (调查) into the affair
Unit 5 Writing an Academic Essay
1 Definition
Enhancing your academic languageComplete the following expressions or sentences. 11 persist (坚持) in one’s efforts 12 The artwork was a construct (构成物) of wire and tubes. 13 working out a payment scheme (方案) 14 Falling rates of child mortality (死亡率) are also significant. 15 eat a small portion (部分) of food 16 A residue (残留物) of the shampoo can build up on the hair. 17 undertake (承担) a project with significance 18 be complained of sexual (性别的) harassment 19 have difficulty in becoming pregnant (怀孕的)
Unit 5 Writing an Academic Essay
1 Definition
Enhancing your academic languageComplete the following expressions or sentences.20 The demonstrators distributed (分配) leaflets to passers-by. 21 the old salary paled in comparison (相比) with the offer 22 Histology (组织学) involves looking at cells under a microscope. 23 I presume (假定) that an agreement will eventually be reached. 24 A(n) accumulation (积累) of data will be processed. 25 Smoking is detrimental (有害的) to health. 26 All approaches (途径) to the city were blocke
d. 27 lose the optimal (最佳的) time to defeat the enemy 28 a system used to allocate (分配) a scarce commodity
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