anatomical features造句怎么写

"Advocates argue that, because proteins are more closely controlled by genes and less subject to natural selection than are anatomical features, they are more reliable indicators of genetic relationships."

Objective:To investigate the anatomical features of lumbosacral nerve roots in epidural space to provide the anatomical basis for selective posterior rhizotomy (SPR).

What's even more interesting: fish larvae have anatomical features for detecting sound. But coral larvae have no such features.

But they pose questions about what were the transitions in human evolution, why did those anatomical features change?