Which of the following items is considered a supplement?
a. aspirin
b. multivitamins
c. throat lozenges
d. cough suppressants

The skin includes multiples layers. which of the following is not one of the layers of the skin?

What are the functions of the various parts of the neuron? how are messages transmitted through the nervous system? make sure that your response demonstrates that you understand how this works!

The environments condition has an affect on the inhabitants true or false