问题
单项选择题
脂肪酸合成的原料乙酰CoA从线粒体转移至胞液的途径是
A．三羧酸循
B．乳酸循环
C．糖醛酸循
D．柠檬酸-丙酮酸循环
答案
参考答案：D
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脂肪酸合成的原料乙酰CoA从线粒体转移至胞液的途径是
A．三羧酸循
B．乳酸循环
C．糖醛酸循
D．柠檬酸-丙酮酸循环
参考答案：D
Many people go to school for education．They learn languages，history，geography, physics , chemistry and math．Others go to school to learn a skill__1___they can make a living. School education is very important and useful，but no one can learn _2____ from school. A teacher，no matter how much he knows，can’t teach his students everything they want to know. The teacher’s．job is to show his students how to read and 3 to think．So much more is to be learned out of school 4 students themselves. It is always more important to know how to study by oneself than to memorize some 5 or formulas(公式)．It is actually quite 6 to learn a certain fact in history or a formula in mathematics．But it is very difficult to use a formula in working out a math problem. Great scientists such as Einstein，Newton and Galileo，didn’t learn many things from school, but they were all 7 and invented many things for mankind. The 8 for their success is that they knew how to study．They read books that were not 9 at school . They worked hard all their lives 10 not a single minute . They would ask many questions as they read and they did thousands of experiments．
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