What chamber of the heart does blood enter after it passes through the mitral valve?

I think the answer is, into the left ventricle.
Hope this helps

It will go to the left ventricle next. ;)

When a virus infects a host cell, it uses the cell's machinery to make copies of its own genetic material in a process called replication. finally, during the process of self-assembly, that protein shell and the copies of the virus's genetic material are assembled into new viruses.