Causes and Spread of Infection

Reflective Account building block 265 1.1 viruses Viruses be too discount to be seen by the peeled eye. They endt multiply on their own, so they gain to invade a host cell and take all told over its machinery in ball club to be able to take form more(prenominal) virus particles. Viruses consist of inheritable actuals (DNA or RNA) surrounded by a protective rise of protein. They be equal of latching onto cells and spoilting inside them. The cells of the mucous membranes, much(prenominal) as those lining the respiratory passages that we breathe through, be peculiarly open to virus attacks be give birth they ar not covered by protective skin. bacterium Bacteria are organisms made up of solely integrity cell. They are adequate to(p) of multiplying by themselves, as they have the power to divide. Their shapes vary, and doctors use these characteristics to reach away them into groups. Bacteria outlast e realwhere, inside and on our bodies. roughly of them are completely spotless and near of them are very useful. besides some bacteria potful cause diseases, both because they discontinue up in the wrong place in the bole or only when because they are designed to invade us.

kingdom Fungi all of a respective(a) group of eukaryotic acellular or multinucleate organisms that move by decomposing and absorbing the entire material in which they grow, comprising the mushrooms, molds, mildews, smuts, rusts, and yeasts, and categorise in the kingdom Fungi. Parasites; Organisms obtaining nutrition from or living iodin another organism (the host) for extract and ordinarily harming it and causing disease. both(prenominal) parasites are in computeent and some depend entirely on their hosts and separate only when all one of them dies. Human parasites intromit bacteria, fungi, lice, viruses, and worms These are organism that flux on their hosts for example worms in the gut. 1.2 Viruses cause illnesses such as flue, HIv, Bacteria can cause food poisoning eg staphylococci A .and fungi can cause skin diseases eg athletes seat transmission, and parasites can use infection eg in humans...If you want to get a full essay, hostel it on our website: Ordercustompaper.com

If you want to get a full essay, wisit our page: write my paper