Answer:
Early cyanobacteria in stromatolites are thought to be responsible for increasing the amount of oxygen in the primeval Earth's atmosphere through their continuing photosynthesis. They were the first known organisms to photosynthesize and produce free oxygen.
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Answer: Surgical procedures
Explanation:
Clients should not be allowed to view their pets during surgical procedures because they may reacting a negative way to seeing their pets being operated on.
It is therefore not considered a standard of care for this to happen and is the reason clients should not see what happened to their pets whilst they were being operated upon.
Resources are depleted population growth rate slows and eventually stop this is known as the logistic growth the population size at which growth stops is generally called the carrying capacity which is the number of individuals of a particular population that that environment can support.
What's up? the answer is B, electron
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