. Bacteria have a simpler body plan when compared with human beings


Does it mean that human beings are more evolved than bacteria? Provide a suitable explanation.
 

Best Answer

Answer: This is an issue of debate. It depends on the way we evaluate evolution. If the complexity of the body is a parameter then Human are far superior than bacteria. Bacteria has a cellular level of organization and humans have an organ level organization.

On the other hand, if we consider the ability of survival bacteria have evolved more than human beings. Humans can live in any environment but with artificial protection. Humans cannot live in a harsher climate whereas bacteria can be found anywhere on earth. They can survive even harsh climates such as
 
Hydrothermal vents, sulphur springs.

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