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Describe how DNA is well-adapted to being a molecule for conserved information storage

DNA is a long, large molecule, which allows a lot of information to be stored within in. It has a sugar-phosphate backbone, which protects it from physical and chemical damage as the phospho-diester linka...

JE
Answered by Juliet E. Biology tutor
4366 Views

(Economics A-level) Is the cross elasticity of demand for tea likely to be positive or negative following a rise in the price of milk? Explain your answer

Let's first break down the concepts involved in this question. Price elasticity of demand is the responsiveness of the quantity of a good demanded to changes in the price of that good. Cross price elastic...

DG
Answered by Dylan G. Maths tutor
6422 Views

Describe how ACh transmits nerve impulses across Cholinergic Synapse

1.AP arrives at the presynaptic neurone2.AP stimulates voltage gated Ca ion channels to open3.Increased permeability of Ca ion channels causes synaptic vesicles to fuse with presynaptic membrane4. Exocyto...

NA
Answered by Natasha A. Biology tutor
2809 Views

To what extent are the flaws in ontological arguments incapable of being overcome?

The key to answering this question is to maintain nuance throughout, with questions revolving around complex topics such as ontological arguments, a strong answer will rely upon a demonstration of subtlet...

KB
2877 Views

Explain how skeletal muscle contracts.

There are several simple steps that occur each time a skeletal muscle contracts which follow the sliding filament model.
Firstly a nerve impulse travels down a motor neuron releasing neurotransmitte...

YG
Answered by Yuval G. Biology tutor
7350 Views

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