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Describe the effects of nitrogen and phosohorus fertiliser leaching into a lake

This will cause eutrophication. Under normal circumstances, nutrients are a limiting factor for algal growth. When the fertiliser leaches into the lake, the excess nutrients will therefore allow algae at ...

AR
Answered by Alasdair R. Biology tutor
4075 Views

What is the difference between HTML, CSS and JavaScript

HTML, CSS and JavaScript are the building blocks of the internet which are used to build all the websites around. HTML, or Hyper Text Markup Language, defines the layout of a webpage (where the headings g...

DJ
2697 Views

How do I structure an A-Level History essay?

The first thing you need to do is ensure you answer the question. For example if the question was: “THE MAIN CAUSE OF REBELLIONS IN THE YEARS 1536 TO 1558 WAS RELIGIOUS DISAGREEMENTS” ASSESS THE VALIDI...

RP
Answered by Ruby P. History tutor
4158 Views

How do I step my answers up from GCSE to A level?

Although A-level English can seem a lot harder, it really does build off of what you already know and can already do, so don't panic! Whereas in GCSE examiners are looking for your perceptive thoughts bas...

RM
3721 Views

Why do cells first transcribe messenger RNA from DNA and then translate messenger RNA to protein? Why not directly translate DNA to protein?

Practically, the cell is unable to translate proteins from DNA as the translation machinery is in the cytoplasm and the DNA is in the nucleus and so the messenger RNA (mRNA) communicates the genetic code ...

DG
3289 Views

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