Aqa science coursework paper 2

Aqa science coursework paper 2

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Chemistry GCSE Coursework

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You are measuring the area of bacterial growth or the inhibition of bacterial growth due to the effect of an antibiotic or antiseptic. Be able to calculate the number of bacteria in a population after a certain time if given the mean division time.

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AQA GCSE Science ISA - Paper 1 Exemplar

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You should be able to describe cancer as the result of changes in cells that lead to uncontrolled growth and division. Knowledge of the blood vessels associated with the heart is limited to the aorta, ecience cava, pulmonary artery, pulmonary vein and coronary arteries.

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The digestive system is an example of an organ system in which several organs work together to digest and absorb food.

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AQA GCSE ISA Coursework Introduction

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Temperature must be controlled by use of courseworo water bath or electric heater. You should be able to explain the importance of sugars, amino acids, fatty acids and glycerol in the synthesis and breakdown of carbohydrates, proteins and lipids.

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Past papers and mark schemes

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Severe physical ill health can lead to depression and other mental illness.

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The effects of diet, smoking and exercise on cardiovascular disease. The malarial protist has a life cycle that includes the mosquito.

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Metabolism is the sum of all the reactions happening in a cell or organism, in which molecules are made or broken down from section Metabolism.

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The effect of smoking on lung disease and lung cancer.

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You should be able to explain how vaccination will couraework illness in an individual, and how the spread of pathogens can be reduced by immunising a large proportion of the population. This section will explore how we can avoid diseases by reducing contact with them, as well as how the body uses barriers against pathogens.

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You should be able to understand simple word equations but no chemical symbol equations are required. Production of poisons to deter herbivores eg tobacco plants, foxgloves and deadly nightshade.

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Be able to use prefixes centi, milli, micro and nano and you must be able to demonstrate an understanding of the scale and size of cells and be able to make cuorsework of magnitude calculations including the use of standard form. The hybridoma cell can both divide and make the antibody.

Temperature must be controlled by use of a water bath or electric heater. You should have a basic understanding of the following biological principles and be able to apply them in either paper:

HT only Know that plant diseases can be detected by: Preview Files included 3.

Be able to use prefixes centi, milli, micro and nano and you must be able to demonstrate an understanding of the scale and size of cells and be able to make order of magnitude calculations including the use of standard form. The nose traps particles which may contain pathogens.

What's assessed in this paper?

Know that vaccination involves courswwork small quantities of dead or inactive forms of a pathogen into the body to stimulate the white blood cells to produce antibodies.

Be able to translate disease information between graph and numerical forms, construct and interpret frequency tables and diagrams, bar charts and histograms, and use a scatter diagram to sciience a correlation between two variables.

Fundamental biological concepts and principles needed for BOTH biology papers 1 and 2.

You should be able to describe some of the ways in which monoclonal antibodies can be used.

Penicillin was discovered by Alexander Fleming from the Penicillium mould.

Stem cells from adult bone marrow can form many types of cells including blood cells.

Be able to explain how the spread of diseases can be reduced or prevented.

Treatment with stem cells may be able to help conditions such as diabetes and paralysis.

Be able to valuate the advantages and disadvantages of monoclonal antibodies. In double blind trials, some patients are given a placebo, which does not contain the drug.

You should have done observation and drawing of a transverse section of leaf.

Statins are widely used to reduce blood cholesterol levels which slows down the rate of fatty material deposit.

Other calculations based on e.

Phloem tissue transports dissolved sugars from the leaves to the rest of the plant for immediate use or storage. You should have used qualitative reagents to identify biological molecules such as starch, sugars and proteins know the chemical tests for them.

The trachea and bronchi secrete mucus which traps pathogens and cilia waft wqa mucus to the back of the throat where it is swallowed. This means that it can be used to study cells in much finer detail.

Cell division by mitosis is important in the growth and development of multicellular organisms.

You should be able to understand the principles of sampling as applied to scientific data in terms of risk factors. Know that cells may be specialised to carry out a particular function e. Know that cells are the basic unit of all forms of life and you should know how structural differences between types of cells enables them to perform specific functions within the organism.

Find past papers and mark schemes Find past papers and mark schemes for your exams, and specimen papers for new courses. You should be able to describe physical and chemical defence responses by plants to resist e. Appreciate the need and use of an artificial heart, valve replacement, artificial blood e.

My ISA Handbook AQA science controlled assessment This handbook is intended to prepare students for the challenges of a science controlled assessment through a range of activities that can be compl See the range of textbooks on offer. Best to laminate and use small post it notes of different colours for students to wr You should be able to describe cancer as the result of changes in cells that lead to uncontrolled growth and division. Click here for our simple advice!

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