The line of immune defense that was broken was the skin. It might not look helpful but it's a very important part of the body.
the answer is A.) Heart rate
is a simple and practical method for monitoring the amount of work your heart is doing at any given time
The answer is behaviorism add me on snap: at jessea7772
Answer:
no
Explanation:
The patella, also known as the kneecap, is a thick, circular-triangular bone which articulates with the femur (thigh bone) and covers and protects the anterior articular surface of the knee joint.