简述糖酵解的生物学意义。
参考答案：
糖酵解在有氧、无氧条件下都能进行，是葡萄糖进行有氧或无氧分解的共同代谢途径。
1）通过糖酵解，生物体获得生命活动所需的部分能量，对于厌氧生物或供养不足的组织来说，糖酵解不仅是糖分解的主要途径，也是获得能量的主要方式。
2）糖酵解途径中形成的许多中间产物，可作为合成其他物质的原料，这样就使糖酵解与其他代谢途径联系起来，实现物质间的相互转化。
| 完形填空。 | ||||
| I used to find notes left in the collection basket of the church, beautiful notes about my homilies (讲道) and about the writer's thoughts on the daily readings. The 1 attracted me.But it was a long time 2 I met the author of the notes. One Sunday morning, I was 3 that someone was waiting for me in the office, a young woman who said she 4 all the notes. When I saw her I was 5 , since I had no idea that it was she who wrote the notes. She was sitting in a chair in the office. Her 6 was bowed and when she raised it to look at me, she could hardly 7 without pain. Her face was disfigured (畸形), so smiling was very 8 for her. We 9 for a while that Sunday morning and agreed to meet for lunch later that week. As it 10 , we went to lunch several times, and we shared things about our 11 . We spoke of authors we were both 12 , and it was easy to tell that 13 are a great love of hers. She suffered from a disfigurement that cannot be made to look 14 . I know that her condition 15 her deeply. Yet there was a beauty to her that had nothing to do with her 16 . She was one to be listened to, whose words came from a wounded 17 loving heart. She possessed a fine tuned sense of beauty. Her only 18 in life was the loss of a friend. The truth of her life was a desire to see beyond the 19 for a glimpse (瞥) of what it is that matters. She found beauty and grace, 20 befriended her and showed her what is real. | ||||
|