In certain breeds of dogs, notochord cells remain vibrant in the intervertebral disc into adulthood.
在一些犬类,直到成年, 椎间盘内的脊索细胞仍活跃.
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英英释义
Noun
1. a flexible rodlike structure that forms the supporting axis of the body in the lowest chordates and lowest vertebrates and in embryos of higher vertebrates