When the economy is in a recessionary mode, what will likely be the actions by the Federal Reserve using monetary policy?

Suppose the Federal Reserve purchases a $100,000 bond from John Doe, who deposits the proceeds in the Manufacturer's National Bank; what will be the impact of this transaction on the supply of money?

How do each of the Fed's tools work?

What is the fractional reserve system, and how does it work in relation to the Fed?

What are the Federal Reserve System and how the Fed alters the monetary base to achieve the levels of money supply in the economy?