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.
a box or trough in a stable or barn from which horses or cattle eat. 2. Nautical. a space at the bow of a ship, having a partition for confining water entering at the hawseholes until it can be drained. a sunken bottom in a chain locker, covered by a grating and used to collect water from the anchor chain.