You can use databases to find articles - it's good to use a variety as they all cover different journals / subject areas.
Here are a few of the relevant databases for Biological Sciences - find more in the Biological Sciences subject guide
searches across all of our online articles - use it to find journal articles online and read the full text immediately. Search box below...
Search to find articles on your topic - use the 
button next to each article to read it if we subscribe - if we don't have access order it on inter-library loan
Search to find references to journal articles and reviews - you then need to check Summon to see if we have access to the full text of the article.
Search here to find the full text of articles and read them immediately.
Access to articles in journals published by Elsevier from 1995 to the present, plus access to older articles in some subject areas. Also gives access to Elsevier e-books we have purchased.
Similar to Web of Science but does also cover different material - search to find articles on your topic and use the 
button next to each article to read it if we subscribe - if we don't have access order it on inter-library loan
Gives references to journal articles, books, conference proceedings and patents in all subjects. Also offers extensive tools to analyse results, and measure impact for articles, journals and authors.
When you are searching for books remember that you may need to broaden your topic keywords. The topic of your project will be very 
specific, but books are usually on broader subject areas so try and reflect the broader area in your search.
Search here to find books in the Library. Search box below...
Some books that are relevant to your project may not be held by the Library. To find out what has been published on your topic you may need to look further.
Search here to find books on your topic. They may not be available locally - if not request it on inter-library loan