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Describe the course taken by a deoxygenated red blood cell returning to the heart from the circulation, naming any vessels or chambers along its course.

Following its return to the right atrium via the vena cava, the RBC passes through the mitral valve and into the right ventricle. Upon ventricular contraction, the RBC is ejected via the pulmonary valve and ...
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Answered by William B. • Biology tutor
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In which order do the direct and indirect object pronouns appear in Spanish?

In Spanish the indirect object pronoun ( me, te, le etc.) will come before the direct object pronoun ( lo, la etc.), in structures such as in simple sentences, at the end of infinitives and directly on the e...
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Answered by Cameron G. • Spanish tutor
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With reference to a poverty trap (poverty cycle), explain how “investing in human development is crucial to ... reducing poverty”

A poverty trap is a vicious cycle that can be observed in poorer societies or poorer members of rich societies. It is caused by lack of capital - this includes natural capital, human capital, and actual capi...
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Compare and contrast the role of interpreter and compiler in computing.

Both interpreter and compiler come into play when a human is coding in a high-level programming language . This term means that the language resembles a human language - uses words such as for, if, else etc....
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Answered by Aleksander L. • ICT tutor
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Solve x^2 – 6x – 8 = 0 Write your answer in the form a ± √ b where a and b are integers. (Higher tier paper)

To solve this equation we cant use the PSF method, as nothing multiplies to -8 and adds to -6. (Also in the question it says the answer will be in a±b which is normally what you get when you can't factorise)...
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Answered by Alex D. • Maths tutor
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