Chick with genetic defect

[u/Significant_Snow_718]

[u/ElSapio]

Probably not a germline mutation, looks like a signal pathway mutation that happened in the embryo

[u/akrebsel → u/ElSapio]

How can you tell?

I’m taking a developmental biology course right now and am genuinely curious

[u/magic_in_a_meatsuit → u/akrebsel]

This article goes into really good detail about the signaling molecules and their significance in interacting with each other in limb development:

https://pmc.ncbi.nlm.nih.gov/articles/PMC2698795/

[u/AdAppropriate2295 → u/magic_in_a_meatsuit]

Nerrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrd

Thanks