Propose a pathway(s) to explain how the ectoderm and the notochord block the ability of the endoderm to express liver-specific genes during liver formation.

What is the mrna strand that would be copied from this dna strand

Y’all i need answers plss people are saying me and my brother look alike although we’re two different ages. one year apart i’m a girl, btw i’m thinking we could be fraternal twins idk my parents and my friends think we look alike

Nucleic acid certain protein cell membranes certain carbohydrates