Researchers do not know exactly what causes prostate cancer. But they have found some risk factors and are trying to learn just how these factors cause prostate cells to become cancer. On a basic level, prostate cancer is caused by changes in the DNA of a normal prostate cell. DNA is the chemical in our cells that makes up our genes. Our genes control how our cells function.
Barn definition, a building for storing hay, grain, etc., and often for housing livestock. See more.
The definition of a house is a building or shelter where people or animals live. An example of house is a three bedroom two bath single family residence. An example of house is a structure where a family dog sleeps outside. House is defined as to provide someone or something with shelter or a place to live.