noun
homeotic gene
A gene that controls the development of anatomical structures; mutations can cause body parts to develop in the wrong location. Technical term in developmental biology.
ホメオティック遺伝子の突然変異によって、触角の代わりに脚が生えることがある。
Mutations in homeotic genes can cause legs to grow instead of antennae.
From English 'homeotic gene', itself from 'homeosis' (Greek 'homoios' meaning similar). The term was coined in genetics to describe genes that transform one body part into another.