Which of the following molecules is diffusible and serves as an attractant for axons growing within the early embryo?
A)ephrin
B)netrin
C)integrin
D)axin
E)guidin

Question

Quizplus · Accepted Answer

Netrin is a diffusible molecule that serves as an attractant for axons growing within the early embryo. Ephrin and integrin are not diffusible molecules, and axin and guidin are not known attractants for axons.

Which of the Following Molecules Is Diffusible and Serves as an Attractant