Answer:
Risk behavior is the behavior of individual that may result in negative consequences, risks to life, death, injury, violation etc. It is important for teenagers as during this age of life teens may not have a correct perspective of future consequences of their deeds.
Explanation:
They use different genetic codes
The surface tension of a liquid results from an imbalance of intermolecular attractive forces, the cohesive forces between molecules: A molecule in the bulk liquid experiences cohesive forces with other molecules in all directions. A molecule at the surface of a liquid experiences only net inward cohesive forces.