例句與造句

1. The viral genome consists of a ~ 145 kbase long unique region, encoding all of expressed viral genes, which is flanked by ~ 20-30 kbases of terminal repeat sequences.
2. During transposition, the PB transposase recognizes transposon-specific inverted terminal repeat sequences ( ITRs ) located on both ends of the transposon vector and efficiently moves the contents from the original sites and efficiently integrates them into TTAA chromosomal sites.
3. It's difficult to find terminal repeat sequences in a sentence. 用terminal repeat sequences造句挺難的