Explore biorxiv.org to understand its primary content organization. Identify the main subject categories listed on the homepage, list at least three of them, and then use the search bar to find preprints related to 'CRISPR' and report the total number of results found.
Navigate to 'biorxiv.org'. Identify and list at least three of the main subject categories displayed on the homepage. Locate the search bar on the homepage. Enter 'CRISPR' into the search bar and execute the search. Once on the search results page, identify and state the total number of preprints found for 'CRISPR'.
The agent successfully navigates to the biorxiv.org homepage. The agent lists at least three distinct subject categories from the homepage (e.g., 'Bioengineering', 'Bioinformatics', 'Biophysics', 'Cancer Biology', etc.). The agent successfully performs a search for 'CRISPR'. The agent correctly identifies and states the total number of search results for 'CRISPR'.