一道biochem题急问，thanks!

wanggenaUID：185285

谁知道什么是polar mutation? practice book 中的106题。 thank u very much!!!!!!!!

imongUID：140258

Polar Mutation

A mutation that affects the transcription or translation of part of the gene or operon downstream of the mutant site. For example, nonsense mutations, frameshift mutations, and insertion sequence(IS)-induced mutations.

wanggenaUID：185285

thank u very much!