- 1. 观察到BK染色体具有多级双股螺旋结构。
- The results showed that BK chromosomes reveal a multiple double strand helical structure.
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- 2. 基因是一段dna双股螺旋，其中携带了制造蛋白质的编码资讯。
- Genes are segments of the DNA double helix that encode the information for making proteins.
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- 3. 基因是一段dna双股螺旋，其中携带了制造蛋白质的编码资讯。
- Genes are segments of the DNA double helix that encode the information for making proteins.
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