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Leptin is effective in reducing weight but it’s many years away before humans ca
Leptin is effective in reducing weight but it’s many years away before humans ca
游客
2023-07-12
79
管理
问题
Leptin is effective in reducing weight but it’s many years away before humans can use it. [br] Dr. Friedman never found the gene that was believed to control weight. Instead, he found leptin.
选项
A、Y
B、N
C、NG
答案
B
解析
文中说“Friedman...pinpointed the ob gene”(见文章第三段第四句)。可知Dr.Friedman已经找到了ob gene。
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