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"why has the amount of antibiotics in animal feeds gone down in recent times"

. increase in the number of cases of antibiotic resistance . increase in risk of horizontal gene transfer of resistance . resistant bacteria causes harm/ ineffective medical treatments . reduces risk of/ red...
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Answered by William T. • Biology tutor
2909 Views

Students will often ask how to answer the common question "why did you apply to this college?"

The importance of college selection is often underplayed by the university attempting to make what is often a daunting decision seem easier to make. Whilst it is true students will more often than not warm t...
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3253 Views

What were the underlying causes of the outbreak of the First World War?

There were four main causes of the First World War before the assassination of Archduke Franz Ferdinand, nationalism, imperialism, militarism and alliances. Nationalism: this caused aggression between the na...
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Answered by Erin G. • History tutor
7107 Views

How do I solve the inequality 7x+2 > 2x-3?

Treat the > as an = and solve the equation as you normally would. So for the inequality 7x+2 > 2x-3, pretend it was 7x+2 = 2x-3 and solve that. Just make sure you always replace where you'd write an = ...
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Answered by Jonathan S. • Maths tutor
4718 Views

How would a vaccine prevent someone getting an infection?

Vaccines are made of dead or inactive pathogens. White blood cells in the body come into contact with the pathogen and produce antibodies which destroy the pathogen. The body produces memory cells which mean...
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Answered by Nathan D. • Biology tutor
3515 Views