A parasite is an organism which lives on or in another organism called the host. The parasite needs the host to live, but the host gains no benefit from having the parasite. The 3 main classes of parasite are protozoa (unicellular organisms), worms, and arthropods (insects and arachnids).
In comparison to acute bacterial or [...]
Viruses are small particles which infect living cells; this makes them obligate intracellular parasites. They have no reproductive mechanisms of their own so instead must use host cells to replicate. There are two main threats for a virus; the host’s immunity and the death of the host. Both of which will typically prevent the [...]
Bacteria exist naturally on many biological surfaces, for example the skin or the lining of the intestines. Bacteria like these make up the body’s natural flora and have a range of symbiotic relationships; a good example would be the flora of the rumen in cattle which degrade food materials, providing energy for both the [...]
Welcome to VetSciWe have a wide range of articles for you to access, including a number of veterinary, biological and medical science topics. If you can't find what you're looking for try the search bar! Subscribe to our newsletter
Search the Web
December 2013 M T W T F S S « May 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
Tagsadhesin animal antibiotic antibody antigen avian bacteria behaviour bird blood bordetella bronchiseptica canine capsule cell diagnosis disease egg enzyme evolution female fish foraging gametes gene glucose hamilton immunity inflammation maynard smith mutation oxygen parasite parental investment prevention prostaglandin protection reproduction resistance secretion signal transduction sperm staphylococcus toxicity treatment tumour