<span>Commensalism is an interaction in which one of those species would benefit, and the other one would not be affected. Parasitism is an interaction in which one of those species would benefit at the expense of the host organism. Thus, in commensalism we have one positive and one neutral result while in parasitism we have one positive and one negative result.</span>
Explanation:
radius is 8 because radius is half of a diameter
Lymph is the excess blood plasma after it is filtered from interstitial fluid, when the interstitial fluid is formed. From the circulation system, after filtration, lymph is comes into to the Lymphatic system.
The Lymphatic system with its tubular vessels, is an open system. It conducts lymph between various parts of the body. It provides a route for the excess interstitial fluid to be returned back to blood.
On the other hand, Our cardiovascular system - responsible for circulation of blood - is a
closed system. Blood never leaves the veins, arteries, and capillaries.
The answer to this question would be: better-stabilized knee joint
The quadriceps femoris muscle is located in the anterior part of the femur. This group of muscle is used for extension. It has no role in flexion, abduction or adduction. In general, training a muscle will stabilize the nearby joint. In this case, the quadriceps will stabilize the knee joint.