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How do organelles work together to produce and release proteins from a cell

The nucleus contains all the DNA of a cell. RNA polymerase converts the DNA of the gene corresponding to the desired protein into RNA. The RNA is transported to the rough ER where it is translated into an am...
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Answered by Benjamin H. • Biology tutor
14070 Views

During sampling, discuss the principles and strategies that should be employed in the collection of representative samples.

First it is important to define a representative sample. A representative sample should have a mean very close to the entire population being sampled, i.e. you are able to account for the natural variation o...
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Answered by Rowan S. • Biology tutor
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How can there be both molecular and non-molecular solids?

Non-molecular solids are of the type of metallic and ionic solids. They are held together by the strong electrostatic interactions of polar particles like ions and electrons. For example in metals the strong...
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Answered by Gregory P. • Chemistry tutor
7017 Views

How do you work out the work out the current through resistors in parallel?

[I would use the whiteboard to draw diagrams as I was talking] A good analogy for circuits is that of water pipes. The wires are nice wide pipes with no resistance to flow. Resistors are sections of narrow p...
Answered by • Physics tutor
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Why will antibiotics not cure the flu? Why should they not be overused?

The Flu is caused by the Rhinovirus. Antibiotics can only kill bacteria not viruses as viruses have different machinery to survive and replicate. Antibiotics have nothing to target in Viruses. Overuse of ant...
Answered by • Biology tutor
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