Answer:
antibodies
Explanation:
The third line of defense is specific resistance. This system relies on antigens, which are specific substances found in foreign microbes. Most antigens are proteins that serve as the stimulus to produce an immune response. The term "antigen" comes from ANTI-body GENerating substances.
C. Nutrients that strengthen bones and teeth, help keep blood healthy and keep the heart and other organs working properly
Answer: Complementary medicine.
Explanation:
Complementary medicine is defined as the set of therapeutic techniques that are not part of conventional medicine. These, as their name says, are a complement, not the first option when treating a patient. Some complementary medicine techniques are meditation, hypnosis, acupuncture, and massage.
In my opinion it would be C. Read the the nutrition facts label
