Because the air freshener is being released out in to open, so it spreads everywhere.
Hope that helps :)
Biodiversity is essential in medicine as most active chemicals used to make medicines are derived from plants or other organisms. Climate change today threatens species that are vital to medicine. An example would be coral reefs. Studies have been done on reefs that look at fighting cancers, HIV and other ailments. One of the richest zones of biodiversity is the tropics and this region is under threat from global warming and deforestation. It is important to preserve these species for use in future medicinal research. <span />
A) Active transport
Osmosis - active transport - substances move from low to high concentration
Answer:
The answer is A. metabolism.
Explanation:
Metabolism is the breakdown of food and its transformation into energy.
A constant variable would be an element that remains unchanged and constant throughout the course of the experiment / investigation.