报告基因(reporter gene)

报告基因(reporter gene)


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In July 1989, Dr.Fox and a team of scientists achieved a major scientific breakthrough.Fox discovered the gene (基因) that causes cystic fibrosis (膀胱纤维症) (CF).Many geneticists consider it 's one of the most significantdiscoveries in human genetics.Theresults of Fox work have helped scientists developtests that identify carriers of the CFgene.They hope his research could cure CF.a testhas been developed to identify peoplerrying the cystic fibrosis gene.The test isbased on knowing where the gene is locatedhe CF gene is a recessive gene.Thismeans a person can carry one copy of the gene andstill not be affected by the disease.However if this person has children with anothererson who carries the Cf genethere is a 25 chance that their children will inherit twoopies of the gene and sufferfrom the disease.The test identifies whether pat for cysticrents carrythe defective CF gene.Researchers are also using Fox discovery to find a curefibrosis.They areworking to produce a drug that will change the activity of the Cf geneId alsoattempting to replace the defective gene with one that functions properly.Itdifficultto produce a drug that changes the Cf gene but does not affect the 100000thergenes of human.But Fox discovery has at least given a chance for the cure othe CF1.A person with ( ) of a harmful recessive gene will be affectedA.one copyB two opiesC.no copiesD three copies.2.We can find answers to the following questions in the passage except ()A.Do people with CF live longer than they did in the past.B Describeused to treat CFC.Evaluate the current methods used to treat CFD.Describe the drugs used to treat CF3.The following statements are true except ()A Only one quarter of people will have chance to have the disease.B.Fox discovery help scientist develop tests that identify carriers of the CF geneC.Scientist has already produced a drug to CFD.To produce a drug is not easy because it should changes the CF gene but notaffectothers4.The word “recessive” (line 6) probably means ()A.hiddenB concealingC.faintD covered5.The best title for the passage would be ()A.Why People Have CFB.The Drugs Used to Treat CFC.The Methods of Curing CFD.TheSignificance of the DiscoveryCystic Fibrosis Gene

A cub reporter is another name for a ______.A. copyboyB. campus reporterC. newspaper editorD. beginning reporter

The reporter was accused of unprofessional conduct.A: movementB:wordsC: principleD:behavior

什么是标记基因和报告基因?常用的标记基因和报告基因有哪些?

何谓断裂基因(split gene)?何谓重叠基因(overlapping gene)?它们在生物进化与适应上有何意义?

HLA复合体(HLA gene complex)

基因对基因学说(gene-for-gene theory)

报告基因

基因(gene)

反义基因(antisense gene)

常用的报告基因有哪些?

什么是报告基因?

结瘤基因 nodulation gene

名词解释题基因对基因学说(gene-for-gene theory)

问答题常用的报告基因有哪些?

名词解释题regulatory gene;regulator gene (调节基因)

单选题She gave up her _____ as a reporter at the age of 25.AcareerBinterestClifeDhabit

问答题说明报告基因的一种用途。

填空题This picture (take) ____ by a young reporter in Beijing last month.

名词解释题基因诊断(gene diagnosis)

名词解释题Reportergenes报告基因

名词解释题Gene基因

问答题在哺乳动物基因组中,如何实现stable gene repression或gene firmly shut off?