morphologic variation造句

It displays about as much morphologic variation as a brown paper bag
此赘生物在形态学上显示像一个棕色的纸袋。
By comparing the biological characteristics of original normal filament , linear filament and the curved filament retransited from linear filament , certain evidence of the morphologic variation regulated by a special transposon are detected on the level of protein and dna , which will help us to discover the mechanisms of this morphologic variation on molecular genetics level and solve the problem in production of spirulina in large scale
在比较了正常藻丝体、变直藻丝体及回复正常螺旋形态的藻丝体一组材料生物学特性的基础上，进一步在蛋白质及dna水平上找到了转座子调控此形态变异的某些证据，为阐明螺旋藻形态变异与重建的分子遗传学机制以及解决螺旋藻大规模生产的实际问题提供理论依据。
It's difficult to find morphologic variation in a sentence. 用morphologic variation造句挺难的