AS and A Level: Molecules & Cells

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1,737 AS and A Level Molecules & Cells essays

  • Marked by Teachers essays 99
  • Peer Reviewed essays 26
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  1. Marked by a teacher

    Cellular Structure and Function

    5 star(s)

    A very comprehensive and detailed piece of work on cells. The function and structure of all the major cell types are described and explained along with a simple diagram to…

    • Essay length: 1907 words
    • Submitted: 22/07/2012
    • Marked by teacher: (?) Louise Star 04/10/2013
    • Awarding body: Not known/Not applicable
  2. Marked by a teacher

    Measurement of protein solutions concentrations by biuret protein assay

    5 star(s)

    *****
    A thorough consideration of the use of the biuret test for protein assays. Good use of A level scientific language throughout.…

    • Essay length: 1343 words
    • Submitted: 17/07/2012
    • Marked by teacher: (?) Adam Roberts 29/05/2013
    • Awarding body: Not known/Not applicable
  3. Marked by a teacher

    Relating the structure and function of cell organelles

    5 star(s)

    This is a very well researched and concisely written report.
    1. Improvements could be made by including images to illustrate concepts
    2. The use of key terms and language is…

    • Essay length: 968 words
    • Submitted: 09/06/2011
    • Marked by teacher: (?) Luke Smithen 17/09/2013
  4. Marked by a teacher

    Investigating respiration of maggots

    5 star(s)

    *****
    A very detailed and well written account of the investigation. The author has an excellent understanding of relevant background theory and explains the reasons for choices of apparatus and…

    • Essay length: 5209 words
    • Submitted: 12/11/2004
    • Marked by teacher: (?) Adam Roberts 05/09/2013
  5. Marked by a teacher

    Find out if enzymes work faster or slower at different temperatures.

    5 star(s)

    This is a well structured and detailed report.
    1. The background section is well written, although the sources of information need to be referenced
    2. The preliminary section sets up…

    • Essay length: 5814 words
    • Submitted: 13/07/2004
    • Marked by teacher: (?) Luke Smithen 17/09/2013
  6. Marked by a teacher

    Investigating the effect of enzyme concentration on the activity of cellulase.

    5 star(s)

    *****
    A very good account of the investigation with great attention to detail and A level biological terminology used throughout. The author writes very clearly. The analysis and evaluation sections…

    • Essay length: 4527 words
    • Submitted: 24/10/2003
    • Marked by teacher: (?) Adam Roberts 05/09/2013
  7. Marked by a teacher

    The Biological Importance of Water

    4 star(s)

    ****

    The opening of this essay is exceptional, and there are some really good points throughout. The student provides a fantastic level of detail, and shows he has done…

    • Essay length: 1332 words
    • Submitted: 17/09/2012
    • Marked by teacher: (?) Rebecca Lewis 24/09/2012
    • Awarding body: Edexcel (for A-levels)
  8. Marked by a teacher

    Cellular organelles Structure and Function

    4 star(s)

    ****
    All of the main organelles are described. Sometimes the terminology used could be a little more scientific.…

    • Essay length: 1361 words
    • Submitted: 22/07/2012
    • Marked by teacher: (?) Adam Roberts 29/05/2013
    • Awarding body: Not known/Not applicable
  9. Marked by a teacher

    How can we control the infection rates of MRSA in hospitals? issue report

    4 star(s)

    **** A very good AS report, which clearly outlines the problems associated with hospital infections such as MRSA, outlines how improved hygiene appears to be reducing infection incidence, and explores…

    • Essay length: 1730 words
    • Submitted: 30/10/2011
    • Marked by teacher: (?) Kerry jackson 28/02/2012
  10. Marked by a teacher

    effect of concentration of copper sulphate on the action of amylase to break down starch.

    4 star(s)

    ****A very well researched and presented report in which the key elements of A level coursework are addressed well. The report could be improved by considering the evaluation…

    • Essay length: 8508 words
    • Submitted: 14/11/2010
    • Marked by teacher: (?) Stevie Fleming 01/01/1970
    • Awarding body: Not known/Not applicable

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Peer reviewed

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