Washing your hands frequently.
There are none. If a belief or practice is superstitious, then by defintion it does not have a scientific basis.
Practices and beliefs with a scientific basis:Washing hands after using the bathroom and before eating to get rid of germs.The use of chemical fertilizers to improve crop yields.The Theory of Evolution by Natural Selection.
p tulong nman sa assignment ko!!!!! ano ba ang examples ng scientifically based practices tnX!!!!!!!!!! ^_^
Toxoplasmosis - can cause major health problems in the fetus.
No, superstitions by definition do not have a scientific basis.
there is no scientific basis for Gnosticism or orthodox (mainstream) Christianity.
No. By definition superstitions do not have a scientific basis.
There is no scientific basis for this it is a superstitious belief not a scientific one.
The lack of a scientific basis is one of the DEFINING CHARACTERISTICS of a superstition. If there is a scientific basis for something, it would no longer be fair to call it a superstition.
Holmes Martins established the scientific basis of vaccination.
Do superstition about comets and asteriods have scientific basis. "Why or why not"