Both "depends upon the binding of that substance to a specific site on the membrane protein" and "depends upon movement of proteins from one side of the membrane to the other" are correct.
The saturation effect prevents statement 2 from being true.
Answer:
The correct answer is : parasitism.
Explanation:
Parasitism is a symbiosis relationship in which two organism lives together but only one is benefited and other harm in any means. Toxoplasma is, in this case, parasite which is benefited while cats are host and harmed in this relationship.
Degree and chances of harm or benefit do not defines the symbiosis relationship between two organism. Cats are rarely harmed but still harmed in this relationship.
Thus, the correct answer is : parasitism.
During respiration, members of the animal kingdom use oxygen and then release carbon dioxide as a waste gas.
Members of the animal kingdom have a respiratory system that is composed of muscles, and airways that functions together to transport air into lungs, and the oxygen is used by cells. Carbon dioxide is also transported away from the cells as a waste gas. Respiration relies on other systems, such as the circulatory system, to transport oxygen and carbon dioxide to and from cells.
Collagen is the structural protein found in skin and connective tissue. This protein is the most abundant protein, that makes up one-third of the protein in the human body. The function of this protein in the skin is to give the skin strength and elasticity, and to replace dead skin cells. In connective tissues it s<span>upports structures and anchor cells to each other.</span>
