Meaning of menstruation Menstruation, also known as a period or monthly, is the regular discharge of blood and mucosal tissue from the inner lining of
Author: Fategbe .A
Reproductive System is a term applied to the group of plant or animal organs that are necessary for or that are accessory to the reproductive
SYMBOL SOFELEMENT An element is a substance which consists of only one kind of matter Over 100 elements are known, these elements are usually represented
Blood Components and Functions Blood is a liquid connective tissue, which is maintained in constant circulation round the body. In certain organisms, blood flows within
PARTS OF THE DIGESTIVE SYSTEM The digestive system consists of the alimentary canal, which is a long tube from the mouth, attached to various organs
Definition of Simple Machine A machine is a tool or device that makes work easier. It is defined as a tool which uses force applied
If the law of conservation of matter is to be kept, it means that there must be the same number of atoms in each half
Abortion is the deliberate termination of a human pregnancy, most often performed during the first 28 weeks. It is the ending of pregnancy by removing
Element An element is a substance which cannot be further divided into simpler substances. Over 100 chemical elements are known. They fall into two main
Teenage pregnancy refers to pregnancy in a girl between the ages of 10-19. Teenage pregnancy is usually unintended and unwanted. The fact that you are
Meaning of Skill Acquisition A skill is a special ability acquired through training in order to do something in a better way. Skill is also
It is described as a closed circulatory system in that blood is circulated round the body through a system of interconnecting blood vessels. The human