once these genes are found and studied, researchers can develop new ways to attack infections(传染), and genetic diseases. medical companies are very interested in mapping the human genome, as they expect to develop a lot of new drugs for these illnesses.
1. why did the scientists work hard at mapping the human genome?
a. because the human genome can destroy many illnesses.
b. because the human genomes completion can help them get rid of many diseases.
c. because they wanted to be better known than others.
d. because the human genome can provide a lot of chances of work.
2. which country studied the genes most rapidly in the world?
a. japan. b. germany. c. the united states. d. china.
3. which of the following is not true?
a. if the genes can be found, scientists can study many new ways to cure illnesses.
b. the scientists have made great progress in connecting the genes with the cancers.
c. many medical companies show great interest in drawing the human genome map.
d. the united states began the genes study early in the 19th century.
4. the author suggests that the human genome project can cause _______.
a. the policy makers to feel very worried and careful
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