A medicine is a chemical substance that is used to treat, prevent or diagnose a disease.
Answer:
Gender ratio in the World
As of 2021, There are 3,970,238,390 or 3,970 million or 3.930 billion males in the world, representing 50.42% of the world population. The population of females in the world is estimated at 3,904,727,342 or 3,905 million or 3.905 billion, representing 49.58% of the world population.
Consuming in the having a deficiency in certain vitamins or minerals is known as nutritional deficiencies or undernutrition.
