double helixes
美英
- un.双螺旋;双股螺旋
复数:double helixes 复数:double helices
double helixes
double helixes
1.the dna molecule that consists of two chains of nucleotides and has a shape like a twisted ladder
复数:double helixes 复数:double helices
1.the dna molecule that consists of two chains of nucleotides and has a shape like a twisted ladder