题目内容
蛇毒的主要有效成分是（）。
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服用异烟肼后，可导致哪种维生素缺乏而出现糙皮病（）。
下列递氢体或递电子体中，不存在于呼吸链的是（）。
The Asia Hotel is the perfect place for a conference. Containing 186 super bedrooms, the Asia Hotel is one of Nataukok’s finest and friendliest hotels. In addition to its attractive gardens and small golf course, the hotel has one of the largest underground car parks in Asia. The hotel contains a large exhibition hall as well as four smaller exhibition halls, 3 large lecture theatres and 5 smaller rooms, one of which is specially equipped for viewing films and videos. Photocopying, faxing and computer facilities are also available. To help participants relax, there is a pleasant lounge, two bars, two restaurants and a coffee shop, the latter being open for 24 hours a day. A full range of leisure amenities include a sauna, a large swimming pool, a gymnasium, and tennis courts. For further information, please contact Mr. Victor Wong (588-46280) and for conference bookings/hotel accommodation, contact Miss Helena Wu. You aren’t allowed to park your car outside the hotel.
蚕豆病是一种先天遗传性分子病，其发病机理是体内缺陷何种酶（）。
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