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How do vaccinations work? Relating to humoral immunity and the secondary immune response.

The body has both humoral and cell mediated immunity. A vaccination involves injecting a patient with inert (Inactivated) or dead material from a pathogen, be that a bacterium or a virus. Once injected into ...
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Answered by Sophie J. • Biology tutor
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For the equation 7x+3y=10x/y make x the subject.

7xy+3y 2=10x 3y 2=10-7xy 3y 2=x(10-7y) 3y 2/10-7y=x
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Answered by Tom H. • Maths tutor
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How do I begin my personal statement?

In your opening section, you should begin by describing your core motivation for desiring to enter into your chosen course of study, this will give the admissions officer an immediate sense of your passion f...
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Describe two ethical issues related to Milgram's study of obedience

Deception was used in order to carry out the experiment. Participants were unaware of the confederates in the experiment and that they would always be assigned as a teacher and the confederate would be assig...
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Answered by Dristi M. • Psychology tutor
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What are the strengths and weaknesses of representative democracy?

Representative democracy allows for complex decisions to be made by a small, educated elected group at an efficient pace making it the only practical democratic system in a modern state. It also allows for t...
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