Most fossils form when living things die and are buried by sediment that hardens into rock over a given time.
Upon inhalation, the diaphragm contracts and flattens and the chest cavity enlarges. This contraction creates a vacuum, which pulls air into the lungs.
Water is the answer because most chemical reactions happen in water
Answer:
in my opnion, in the natural world, limiting factors like the availability of food, water, shelter and spacecan change animal and plant populations. Other limiting factors, like competition for resources, predation and disease can also impact populations.
Explanation:
