My Shortlisted Essays
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The Respiratory System Organs involved are lungs, capillaries The body requires oxygen to survive as it feeds muscles, tissues, and organs. The air we inhale breathe in into our bodied consists of: GAS AIR INHALED AIR EXHALED Oxygen 21% 16% Carbon Dioxide 0.04% 4% Water vapour Varies from environment Large amounts Nitrogen makes up most of the air we breathe in but is not relevant to this system. Also the amount of Oxygen used in the body is the same as the amount of carbon dioxide produced. Only a small amount of oxygen...
pale substance that is made up of 90% water. The rest is made up from glucose, amino acids, fats, calcium, urea, carbon dioxide, antibodies and fibrinogen.
pale substance that is made up of 90% water. The rest is made up from glucose, amino acids, fats, calcium, urea, carbon dioxide, antibodies and fibrinogen.
White cells Lymphocyte, Granulocyte, Monocyte the white cells are the immune system for the body. White cells are produced in lymph nodes and bone marrow. These cells can find and destroy any infections. Only a few white cells can kill bacteria and viruses.
Platelets- these help blood to clot. They are what forms a scab and reduces blood flow when we have a cut.
Diagrams of blood cells-
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An investigation into how the amount of oxygen is produced by changing one variable effects the decomposition of Hydrogen Peroxide in the presence of the enzyme. Hydrogen peroxide Water + Oxygen 2 H2O2 2H2O + O2 This shows us that when the H2O2 has reacted with the...
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The Comparing and Contrasting of Snails of the The Nile River is a river that winds through Africa into the Mediterranean Sea. The Nile River is considered to be the river of life for both people and wildlife. People who live along the river have the highest rate of...
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Prediction and scientific theory: I predict that my results will show that as the concentration of Copper Sulphate CuSO4 increases so will the current passed through the circuit. Here is a small sketch on what I think may happen. I made the above prediction using the...
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What feature do you expect to find in most clover on a school field? Prediction: Variation is in people and all other living things, they vary in many ways. No two living things are exactly the same; even twins. Humans; for example, all have the same...
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Investigation For this experiment we plan to investigate the effect of varying concentration of a certain sugar solution on the amount of osmotic activity between the solution and a potato core of a given size. Osmosis is defined as the net movement of water or any other...
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