Yes you can. Not like jQuery where you use it to manipulate the DOM (as rendered from HTML generated on the server). With React you basically let it manage one

Yes you can. Not like jQuery where you use it to manipulate the DOM (as rendered from HTML generated on the server). With React you basically let it manage one or more subtrees of the DOM; you let React do the rendering for that subtree at all times (possibly using React on the server to do pre-rendering).