Press the Function key and the right arrow key to jump to the end of a page, and Function and left arrow to jump to the top of a page. With a Mac keyboard, there are two keyboard shortcuts that provide Home and End key functionality.
These two keys can be used to jump to the beginning or end of a page. It's a relatively small difference among the many contrasts between Macs and PCs, but two things Mac keyboards lack that have always been found on PC keyboards are Home and End keys.