<span>Members of the archaea are complex single-cells organisms that are often thought to be bacteria; however, they are actually prokaryotic microbes that lack a cell nucleus and membrane. They often thrive in extreme conditions such as extreme heat.</span>
He thought that they were moons
but it was actually the rings of the planet
The right answer is B.
Cholera vaccination is only recommended for staff who have to intervene with patients in an epidemic situation. In all other cases, effective prevention is provided by good personal hygiene (washing hands) and food.
It is also important to know that this vaccine does not protect permanently: It protects only about 90% within 6 months, then to 50% within 3 years.
The most important factor to consider when selecting sources for an essay is the level of detail provided by the source.
<h3>What factors are considered when selecting a source for an essay?</h3>
When writings essays, it is important that the contents are factual and well-researched.
It is also important that the source materials required for the last to be easily accessible as this will help in the completion of the essay.
However, the most important factor to consider when selecting sources is the level of detail provided by the source.
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