Top answers

Which fits best : perfective or imperfective?

The Russian verb has 3 tenses and 2 aspects . Aspects describe different qualities of an action – it is either acting (the process of doing something - Imperfective ) or the result of an action (after someon...
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Answered by Leo U. • Russian tutor
5012 Views

What is oxidative phosphorylation?

Oxidative phosphorylation is the metabolic pathway in which the mitochondria in cells use their structure, enzymes, and energy released by the oxidation of nutrients to reform ATP.
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Answered by Ernest M. • Biology tutor
5224 Views

What is the main evidence for the Big Bang theory?

The main evidence that we currently have to support the Big Bang Theory is the cosmic background radiation. This is electromagnetic radiation that appears to be evenly spread throughout the universe. It is m...
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Answered by Sam E. • Physics tutor
11512 Views

Tax incidence: how is a tax borne between consumers and producers?

A tax imposed on a good will affect the supply curve of that good, since it artificially increases the cost of manfacturing that good. Therefore, the supply curve will shift left. This will push the price up...
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Answered by Alex H. • Economics tutor
24980 Views

How do I calculate the rate of change of something for which I don't have an equation?

This kind of question is an application of differentiation. If t represents time, any derivative with respect to t is a rate of change. For example, if h represents the depth of water in a cubicle container,...
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Answered by Sam E. • Maths tutor
18319 Views