Question

Which statement correctly describes the immune response?

The third line of defense involves the action of specialized cells.

The first line of defense is intact skin.

The second line of defense involves the immune system recognizing foreign invaders.

All of the above are correct.

Answer 1

Answer: the third line of defense involves the action of specialized cells.

The statement which correctly describes the immune response is the third line of defense involves the action of specialized cells.

The third one is the specific resistance which relies on antigens found in foreign microbes. These antigens are proteins or special substances that serve as the stimulus to produce an immune response.

Answer 2

The answer is -The third line of defense involves the action of specialized cells.

The immune response is the method by which human body recognizes and defends itself against pathogens such as bacteria, viruses other harmful invaders. The immune system protects the body by recognizing and responding to antigens. The full -fledged immune response is the body’s third line of defence. When antigens make entry to the body, the immune system sees them as threats and stimulates the immune response by producing specialized antibodies against the antigen destroy them to protect our body.