Genetic GPS system of animal development explains why limbs grow from torsos and not heads
- Written by Ethan Bier, Professor of Cell and Developmental Biology, University of California San Diego
New research in fruit flies elucidates how the genes that direct animal body shape work.Vaclav Hykes/EyeEm via Getty ImagesWhy do human look like humans, rather than like chimps? Although we share 99% of our DNA with chimps, our faces and bodies look quite different from each other.
While human body shape and appearance have clearly changed during...