B. Tell no one about your goal
#1, they remain outside the target cell. #2, bind to the receptors inside the target cell. #3, they have no target cells. #4, are made of proteins.
Answer:
A buffer
Explanation:
A buffer is composed of a weak acid and a conjugate base. They are resistant to pH because of equilibrium between the acid and its conjugate base.
Social issues that affect health may include fraternity, access to health, absence of contamination, soundness, and presence of forested areas.
<h3>What is social health?</h3>
The expression 'social health' makes reference to the social issues that directly affect our health.
These social issues are fundamental to mantain an overall state (mental and physical) of well being.
In conclusion, social issues that affect health may include fraternity between members, access to health, absence of contamination, soundness, and presence of forested areas.
Learn more about social health here:
brainly.com/question/3951300
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