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A-Level Biology


Question: Give an account of how poor diet and obesity can increase the chance of a person
developing coronary heart disease (CHD).

As biology, A grade, 38/40

Answer: Malnutrition is not limited to 3rd world countries, anyone who has a...


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  • Subject: Biology
  • Course: Biology
  • Level: A-Level
  • Year: 1st
  • Mark: 94%
  • Words: 1764
  • Date submitted: April 11, 2013
  • Date written: March, 2010
  • References: No
  • Document type: Essay*
  • Essay ID: 4653

Question: The Effects of Exercise on the Blood Pressure and Heart Rate of Smokers and Non-Smokers

Answer: Aim: I am going to investigate how aerobic exercise affects the heart...


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  • Subject: Biology
  • Course: Biology
  • Level: A-Level
  • Year: Not applicable
  • Mark: 66%
  • Words: 2169
  • Date submitted: March 16, 2009
  • Date written: Not available
  • References: Yes
  • Document type: Essay*
  • Essay ID: 999

Question: Maintaining cultures of pathogenic micro organisms in public health laboratories is a risk worth taking. Do you agree or disagree?

Answer: The process of maintaining pathogenic cultures has conjured up a variety of...


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  • Subject: Biology
  • Course: Biology
  • Level: A-Level
  • Year: Not applicable
  • Mark: 63%
  • Words: 797
  • Date submitted: March 13, 2009
  • Date written: Not available
  • References: Yes
  • Document type: Essay*
  • Essay ID: 987

Question: How did the human species evolve?

Answer: The most logical and widely accepted scientific theory on human evolution today...


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  • Subject: Biology
  • Course: Biology
  • Level: A-Level
  • Year: Not applicable
  • Mark: 61%
  • Words: 3122
  • Date submitted: March 16, 2009
  • Date written: Not available
  • References: Yes
  • Document type: Essay*
  • Essay ID: 1001

Question: The importance of water to biological systems.

Answer: Water is essential to life itself, with out water life on earth...


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  • Subject: Biology
  • Course: Biology
  • Level: A-Level
  • Year: Not applicable
  • Mark: 60%
  • Words: 1400
  • Date submitted: March 16, 2009
  • Date written: Not available
  • References: No
  • Document type: Essay*
  • Essay ID: 1005

Question: What functions do the Kidney’s carry out?

Answer: The kidneys are central to homeostatic regulation. They excrete soluble waste, help...


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  • Subject: Biology
  • Course: Biology
  • Level: A-Level
  • Year: Not applicable
  • Mark: 60%
  • Words: 1161
  • Date submitted: March 16, 2009
  • Date written: Not available
  • References: No
  • Document type: Essay*
  • Essay ID: 1002

Question: The Effect of pH on the Rate of Catalase

Answer: Catalase is an enzyme. All enzymes are proteins, made up of a...


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  • Subject: Biology
  • Course: Biology
  • Level: A-Level
  • Year: Not applicable
  • Mark: 60%
  • Words: 1407
  • Date submitted: March 16, 2009
  • Date written: Not available
  • References: Yes
  • Document type: Essay*
  • Essay ID: 998

Question: Give an account of the ways in which molecules and ions move into and out of cells.

Answer: One way molecules and ions move into a out of cells is...


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  • Subject: Biology
  • Course: Biology
  • Level: A-Level
  • Year: Not applicable
  • Mark: Not available
  • Words: 702
  • Date submitted: November 27, 2017
  • Date written: Not available
  • References: No
  • Document type: Essay*
  • Essay ID: 8194

Question: Protein Haemoglobin

Answer: Haemoglobin is a water soluble globular protein that is similar to other...


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  • Subject: Biology
  • Course: Biology
  • Level: A-Level
  • Year: Not applicable
  • Mark: Not available
  • Words: 725
  • Date submitted: February 26, 2016
  • Date written: January, 2015
  • References: No
  • Document type: Essay*
  • Essay ID: 7149

Question: The Central Dogma of Molecular Biology

Answer: DNA central dogma illustrates the flow of genetic information of “DNA to...


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  • Subject: Biology
  • Course: Biology
  • Level: A-Level
  • Year: Not applicable
  • Mark: Not available
  • Words: 1996
  • Date submitted: February 26, 2016
  • Date written: January, 2015
  • References: Yes
  • Document type: Essay*
  • Essay ID: 7148

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