integration deficient mutant

例句：

1. 1.The study of this mutant is crucial for understanding the mechanisms of disease progression.
   研究这种突变体对于理解疾病进展机制至关重要。
2. 2.The integration-deficient mutant has been found to be more susceptible to environmental stresses.
   研究发现，这种整合不足的突变体更容易受到环境压力的影响。
3. 3.This mutant may have a role in the development of certain diseases, as it exhibits characteristics that are not seen in other strains.
   这种突变体可能在某些疾病的发展中起到作用，因为它表现出其他菌株所不具备的特性。