Does Google pass rankings after a 301 redirect

There are situations where you simply have to use a 301 permanent redirect. If you’ve started your internet marketing career with a free subdomain on a free host, then you need to redirect the site to a real domain as soon as possible.

I have never really used 301 redirects before, but a few months ago one of my websites got penalized, and from experience I know that these kind of penalties would never expire. After doing some research I found out that a 301 redirect passes pagerank (partially or all of it) and it also passes

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