慢性肝病时血清球蛋白升高原因是【 】
A.白蛋白合成减少
B.氨基酸吸收障碍
C.肝脏清除来自门脉抗原物能力下降
D.体液免疫能力增强
E.球蛋白破坏减少
参考答案:C
As the graduates grew and job opportunites became_________, people were put under high pressure fearing they might lose their jobs at any time.
A.slight
B.stable
C.scary
D.scarce
生物药剂学是研究药物及其剂型在体内的吸收、分布、代谢与排泄过程,阐明(),机体生物因素和与药效间关系的科学。