Why does laughter seem to qualify as a biological functions?

Answer/Explanation:

­Philosopher John Morreall believes that the first human laughter may have begun as a g­esture of shared relief at the passing of danger. And since the relaxation that results from a bout of laughter inhibits the biological fight-or-flight response, laughter may indicate trust in one's companions.

nobles

explanation:

someone who has high morals and ideals or people who are royalty or who have good breeding. an example of noble is a person who is always honest and charitable. an example of noble is a king.