Richard Harland (UC Berkeley) 3: Early Frog Development: How to Make a Tadpole or a Twin

[@vincentpribish5103]

This series is amazing. thank you so much for producing it!

[@alex.walczak]

Why do the orange arrows on the slide at 9:40 have a gradient increasing from left to right when cortical rotation is inhibited? Is it because the nodal gene is more highly expressed closer to the nucleus?

[@ΚατερίναΖαφειριάδου-η5η]

Very nice presentation!