单项选择题

骨的大体结构有骨膜、骨质和骨髓等。（）

你可能感兴趣的试题

单项选择题

组织是由下列哪一项组成？
A、细胞和细胞间质
B、细胞和无定形基质
C、细胞和组织液
D、基质和纤维
E、细胞和纤维

About the beginning of the 17th century appeared a school of poets called “metaphysical” by the poet and critic (1).

答案：填空(1)： Samuel Johnson 。