degenerate pcr造句

• By using inverted microscope , it was observed that dunaliella salina of different growth stages after the high osmotic shocks can live in the medium with nacl concentration between 0 . 1m and 5 . 0m , but its growth status and period showed differently . the optimal concentration for the growth of dunaliella salina was 0 . 5 - 1 . 5m , and this organism could stand a variety range of osmotic shock . enolase gene , the anti - adversity gene of d . salina , was cloned by modified degenerate pcr technique
  通过倒置显微镜观察生长在不同盐浓度，不同生长时期，以及经不同渗透压震动的盐藻，四川大学博士学位论文发现其在o . im一5 . omnaci培养基中均能正常生长，但其生活状态及生长周期有所不同，其最适生长naci浓度为0 . 5一1 . 5m ，还能适应各种高渗及低渗震动。