Signaling molecules of the endocrine system first bind to a receptor molecule that transduces its signal, meaning that it .

a. changes it to a form that affects the target cell behavior
b. prepares it to travel a long distance in the body to its target
c. blocks it from entering a target cell
d. becomes reabsorbed into the body

Look at the punnett square for an x-linked recessive disease. is it possible for a female offspring to have the disease?

Plsss > .< compare and contrast the characteristics of flatworms rounds worms and earthworms

Which plate boundary causes plates to collide forming mountain ranges, volcanoes, and island arcs? give an example of this type of plate boundary. 2. at which plate boundary do rifts and mid-oceans ridges form? give an example of this type of plate boundary. 3. at which plate boundary do plates slide past each other while moving in opposite directions? give an example of this type of boundary.