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The process of DNA replication involves unwinding the original DNA strand by the enzyme DNA helicase. This enzyme breaks the hydrogen bonds between complimentary bases forming two single ...

Research for discursive essays can be found through websites, books and articles. Be sure to avoid using sources which are not academic (Wikipedia, etc). A good example of research for a discursive essay ...

Hydrogen bonds between water molecules give water a ‘stick’ like property called cohesion. This means molecules of water are attracted to each other. Hydrogen bonds also form between water molecules and t...

Well, the easiest way to remember this is...For almost all non-reflexive verbs, you will use 'avoir' rather than être. There are however, some exceptions. A particularly useful way of remembering which on...

*continued;how would you design the neurones leading from the ears to the audio processing centre to ensure that the stimuli will reach it at the same time?We need to start by establishing that the signal...