Genetic traits,and personality
I'm not sure if I understood correctly your question .
Two ways HIV/AIDS not spread through sex ...
By blood transfusion (there was a scandal in France and other countries in the eighties ....many people got HIV because of this ; it was called the scandal of contaminated blood...)
The other one could be a fight between two people with severe bleeding injuries; if one of them is HIV, it may contaminate the other one.
Or someone willing to help and look after a cut, if this person has a small cut as well, he may be contaminate by blood.
As blood is the only way of contamination, people have to be careful when helping someone bleeding if they are bleeding too.
Usually, in hospitals, dentists, they have to use gloves
Hope I helped
Social as in people of society? It would most likely be “ability to get along with others” then.
Answer:
The receptors are like locks and the keys to open these locks are the odor molecules that float past, explains Leslie Vosshall, a scientist who studies olfaction at Rockefeller University. People have about 450 different types of olfactory receptors.
hope it helps
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