Progesterone is a sex hormone produced in the ovaries. Low levels of progesterone can lead to infertility, uterine bleeding, and other complications. Read more.
Definition of hardware for Students. 1 : things (as tools, cutlery, or parts of machines) made of metal. 2 : equipment or parts used for a particular purpose The computer system needs hardware such as monitors and keyboards.
In computing terms, hardware and software represent the two fundamental elements of a computer. Hardware includes everything with a hard physical presence -- your computer tower or laptop and its component electronics. Conversely, the programs on your computer, which exist as digital data rather than physical objects, are called software. In order to operate, computers require both hardware and software.