Infectious diseases -Malaria
malaria is caused by a single celled organism called the organism is...
malaria is caused by a single celled organism called the organism is...
Why infectious diseases are the leading causes of death in developing countries...
Cholera is a water-borne disease caused by a bacterium. It often appears...
Drugs any man-made chemical taken into the body, (broadly) any chemical...
Effects of tar in tobacco smoke on the gaseous exchange system stimulates...
Describe whether health is more than simply the absence of a disease...
A balanced diet A balanced diet is one which contains adequate amounts...
The gaseous exchange system links the circulatory system with the atmosphere –...
Alcohols Alcohols are a group of compounds that have a hydrocarbon chain...