python生物信息学数据管理自测题4.4

4.4计算在FASTA格式中多个DNA序列的核苷酸频率python seq = '' stat = open('/mnt/f/biopython/fa_stat.txt','w') with open('/mnt/f/biopython/sequence.fa','r') as f : for line in f: if ">" in line and seq =='':

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