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 contrast to software, hardware is a physical entity. Hardware and software are interconnected, without software, the hardware of a computer would have no function. However, without the creation of hardware to perform tasks directed by software via the central processing unit, software would be useless.