Which is characterized by their phagocytic abilities? ()
A. Fibroblast
B. Mast cell
C. Macrophage
D. Plasma cell
E. Adipose cell
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Hyaline cartilage tissue does NOT contain ()
A. cells that can divide
B. ground substance
C. fibers
D. blood vessels
E. hyaluronic acid
In reticulocytes there is a netlike structure of ()
A. Rough endoplasmic reticulum
B. Free ribosome
C. Lysosome
D. Mitochondria
E. Filament
Write down characters according to the given pinyin.píng ān ______ 安
Write down characters according to the given pinyin.tóng shì ______ 事