12. The bending and growth of a plant's stems and roots is primarily directed by the actions of
which of the following?
A salts and minerals
Cauxin hormones
B turgor pressure
D chlorophyll molecules

after receiving a stimus, the sensory receptors send(s) signals to the appropriate area of the body.  

the must be sensory neurons.  

hope its .

carbon

explanation:

a. suckling by young

b. hypothalamus

c. dopamine

d. trh

e. anterior pituitary

f. mammary glands

g. milk production