Species can undergo evolutionary regression or back-evolution
the verdict
SUPPORTED
the evidence backs this
confidence 75/100
Species can undergo evolutionary regression or trait loss, as demonstrated by the genetic and molecular basis of lost metabolic pathways and anatomical structures in various organisms.
Evidence for · 2
Gene regulatory mechanisms underlying the evolutionary loss of a polygenic trait
2018 · cited by 0
This study documents the evolutionary loss of a complex metabolic trait (lipogenesis) in parasitoid insects, demonstrating that species can evolutionarily lose established functional traits.
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More for · 1
Same trait, different genes: pelvic spine loss in three brook stickleback populations in Alberta, Canada
2024 · cited by 0
This study examines the parallel evolutionary loss of pelvic spines in stickleback populations, exemplifying how traits can be reduced or lost over the course of evolution.