Vestigial structures are inherited from ancestors, but have lost much or all of their original function due to different selection pressures acting on the descendant. The hipbones of bottlenose dolphins are vestigial structures. However, as the dolphin lineage adapted to life at sea, this function was lost.
The greatest surface area for gas exchange is found in the Alveoli
Major forms of air pollution are Cars, factories, and landfills ( dumps )
Air pollution is toxins in the air that are usually created by humans activites
Aerobic
Produces more energy(ATP)
Oxygen is used
Anaerobic
Produces Less energy
Oxygen is Absent
Lactic Acid is Produced
:In Microorganisms
Alcohol/Ethanol is produced
Carbon dioxide is given off
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