【简答题】阿尔茨海默病(缩写为 AD ,俗称 “老年痴呆”)是一种严重的中枢神经系统退行性疾病。研究表明, AD 病人的神经细胞外 β淀粉样蛋白( A β)沉积,该物质的沉积会损伤周围神经细胞的细胞膜和线粒体膜,导致神经细胞受损。下列分析错误的是 A . 向患者体内注射抗 A β的抗体,能减缓病情的发展速度 B . 向患者体内注射兴奋性神经递质,能明显改善其病情 C . AD 病人的 A β沉积在组织液中...
【简答题】Section A Just because they can't sing opera or ride a bicycle doesn't mean that animals don't have culture. There's no better example of this than killer whales. As one of the most __26__ predators (...
【简答题】Just because they can’t sing opera or ride a bicycle doesn’t mean that animals don’t have culture. There’s no better example of this than killer whales. As one of the most __26__ predators(食肉动物),kille...
【单选题】阿尔茨海默病(缩写为 AD ,俗称 “老年痴呆”)是一种严重的中枢神经系统退行性疾病。研究表明, AD 病人的神经细胞外 β淀粉样蛋白( A β)沉积,该物质的沉积会损伤周围神经细胞的细胞膜和线粒体膜,导致神经细胞受损。下列分析错误的是 ( ) A . 向患者体内注射抗 A β的抗体,能减缓病情的发展速度 B . 向患者体内注射兴奋性神经递质,能明显改善其病情 C . AD 病人的 A β沉积在...
【单选题】True Winner Company is conducting a cost-benefit analysis for its information system (IS) department. In this, the salary of an employee is an example of a(n) ________ cost.