phenotypic lag

uncountable

(genetics) a delay in the expression of a phenotype acquired by mutation.

Japanese Meaning

突然変異によって獲得された表現型の発現が遅れる現象

In some bacterial populations, phenotypic lag can mask the immediate effects of a beneficial mutation.

一部の細菌集団では、表現型の発現の遅れが有利な突然変異の即時の影響を覆い隠すことがある。

Sense（1）

(genetics) a delay in the expression of a phenotype acquired by mutation.

Phenotypic lag is the delayed phenotypic manifestation off a gene mutation (in additional to mutational lag).