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【单选题】
从野油菜黄单孢菌中提取的，可用于石油开采中的钻井液添加剂以及印染和食品等工业中的物质是（）。
A.
异染粒
B.
PHB
C.
黄原胶
D.
磁小体
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】Many Americans harbor a grossly distorted and exaggerated view of most of the risks surrounding food．Fergus Clydesdale, head of the department of food science and nutrition at the University of Massac...
A.
They overlook the risks of the food they eat.
B.
They overestimate the hazards of their food.
C.
They are overoptimistic about the safety of their food.
D.
They overstate the government's interference with the food industry.