Effect of sugar and nitrogen on the callus growth and anthocyanin accumulation in celosia cristata was studied in the paper. 研究不同碳源和氮源对鸡冠花愈伤组织生长及花色素苷积累的影响。
Those mutations prod the cell into replicating wildly, allowing it to escape the control that genes normally maintain over the growth of new tissue. 这变异刺激细胞大规模复制，使它能摆脱新组织生长过程中基因通常保持的控制。
