Answer:
As you might think, bacterial infections are caused by bacteria, and viral infections are caused by viruses. Perhaps the most important distinction between bacteria and viruses is that antibiotic drugs usually kill bacteria, but they aren't effective against viruses.
Explanation:
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Answer:
Open populations occur when the total population is dynamic, with new members leaving and being added over time. ... Closed populations occur when the members of population are fixed and no new members are added or lost from the group (except through birth and death
Explanation:
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Th modern cells are difficult to study as compared to primitive cells because of the more organelles in it.
<h3>Why modern cells are difficult to study compared to primitive cells?</h3>
Modern cells are difficult to study because the modern cells have various organelles and other components as compared to primitive cells which have limited number of organelles.
So we can conclude that modern cells are difficult to study as compared to primitive cells because of the more organelles in it.
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