The test cross is another fundamental tool devised by Gregor Mendel. In its simplest form, a test cross is an experimental cross of an individual organism of dominant phenotype but unknown ...

It is also called simplifying the fraction. You often have to write a fraction in its simplest form. This means that you have to cancel it down until it cannot be cancelled down any more.

A business that legally has no separate existence from its owner. Income and losses are taxed on the individual's personal income tax return. The sole proprietorship is the simplest business form ...