Select all that apply.

according to the text, a drug is a chemical substance used to:
treat a disease
prevent a disease
diagnose a disease
alter one or more functions of the body.

The part of the nephron provides initial filtering of the blood in the urinary system.

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