问题
单项选择题
在无氧或缺氧条件下，下列哪一种化合物会在哺乳动物肌肉组织中积累（）
A．丙酮酸
B．乙醇
C．乳酸
D．CO2
答案
参考答案：C
解析：
在无氧或缺氧的条件下，机体主要通过糖酵解途径氧化供能产生的乳酸增多。
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在无氧或缺氧条件下，下列哪一种化合物会在哺乳动物肌肉组织中积累（）
A．丙酮酸
B．乙醇
C．乳酸
D．CO2
参考答案：C
解析：
在无氧或缺氧的条件下，机体主要通过糖酵解途径氧化供能产生的乳酸增多。
| 根据每句话的意思以及首字母填入恰当单词，使得句意连贯。 |
| 1. Everyone has his own a_________, so don't look down upon anyone. 2. This is my a_________ for you. I hope you can take it. 3. Please pay a_________ to your behaviors. 4. If the weather is fine, we will a_________ in Beijing on time. 5. Mary is a new mother. She just had a b_________. 6. Andy can't b_________ hard work any longer. He decided to give up. 7. Sunny is a b_________ girl. All her classmates like her. 8. He doesn't have any change, so he gives me a 100-dollar b_________. 9. If you want to get on the plane, you must have a b________ pass. |