A scientist is studying how chemical messages are transferred between cells of a developing embryo. In a research journal, the scientist draws a diagram to illustrate how the embryonic cells at the bottom of the early embryo are releasing chemicals to nearby cells to elicit protein production in the activated neighboring cells.

DIAGRAM IS ATTACHED

What is the primary purpose of the signaling molecule?

an adaptation is a change or process by which an organism takes to be better suited for its environment. for example; migration is a behavioral adaptation, this is needed because birds are not built to last extremely cold climates. there are different adaptations because there are different species needing to adjust to different things, bears don't migrate; they hibernate.

enzyme speed up the reactions