Drugs come from a variety of sources, both from plants and microorganisms. Drugs used to come from plants only, but recently, many now come from microorganisms, most notably penicillin, which came from a fungi. Other drugs come from plant sources, such as morphine, which is taken from plant seeds, then the chemicals are concentrated so they can be effectively used for their pain […]

Antibodies are a protein which are produced by white blood cells, more specifically B-Cells or B-lymphocytes. They’re produced when the body is invaded or infected by a pathogen which have a certain unique sets of molecules on their surface called antigens. When the B-Cells come into contact with a foreign antigen, so one that has […]

Shakespeare’s play Macbeth is centered around the exploration of the main character of Macbeth. It presents many different views of Macbeth and his character can be interpreted in many different ways by modern standards. The main focus, however, is clearly on Macbeth’s state of mind and its continued downward slope leading to him from being […]

A stem cell is a general cell whose purpose is to turn into a more advanced and specialised cell. There is controversy behind these cells because you are able to grow body parts with it but it requires you getting what you need from an embryo. Depending on when one believes life begins, this could […]

In order to set up a microscope, you will firstly need your specimen.In the case that you have a light microscope, you will be needing to plug it in so the light may emit the light necessary in order to look at the specimen. The chemical necessary in order to see the specimen so that […]

‘Explain how lichens are environmental indicators’ Due to lichens being sensitive to environmental changes and disturbances it is a good environmental indicator. An environmental indicator is something which tell us of what’s happening in the environment, for example lichens reacting with air pollution. If they are exposed to air pollution, especially bushy ones, they can […]

The tall, fair haired man lay in his bed exhausted from his tiring job, where it seemed that all his hard work and preparations were thrown away daily. When he slept, he was tormented from memories of the war. Whenever he closed his eyes he could feel the sand in his face and hear the shouting and […]

The short old man with a long, grey beard was standing on the lone mountain, seeking solitude. The sun was setting, with the sky being painted with a beautiful cream orange like it were a canvas and the setting sun: the artist. Just as he was about to lose himself in his deep thoughts, his […]

He wandered around reckless on the busy street of the city. His head was spinning and he was feeling ill. He had just been handed the biggest challenge of his career: negotiate with an insurgency in their own territory. Suddenly, thoughts of worry began to overcome him; would anyone know where he was, would anyone […]

One of the main characters who most influence the power dynamics of the group in Lord of the Flies is Jack. Jack is able to manipulate the group when they grew discontent by Ralph’s leadership.There’s a growing schism between the ideologies between Ralph and Jack which is one of the main reasons that Jack is […]