It gets digested by your stomach. Then your body absorbs its nutrients then it will pass into your intestine and then will be gotten rid of by going to the toilet.
During digestion proteins are broken down into amino acids, their component building blocks.
its swallowed
because in the past it was an independent bacteria, which swallowed later by eukaryotic cell - according the the Endosymbiotic Theory.
Nothing "happens to it" unless something happens to it. In other words, your question is missing the "when" part ("what happens to a molecule of protein WHEN ..."). Even then, it depends on the details; different proteins react in different ways.
Your swallowed food goes down
The whole code changes
You would go to the doctors immediately.
you party
you will choke and die
its swallowed
The object swallowed by the black hole is destroyed; its mass is added to the mass of the black hole.
If you swallowed enough you would eventually die.
Swallowing boogers may be unseemly but should not be harmful so nothing happens when they are swallowed.
i swallowed a popcorn seed and nothing happened
takeysha
my son swallowed a buckyball does your son die
I just accidently swallowed 1 right now but what happns is it dissloves in your belly and nothing else happens
Your stomach will digest the hair without any harmful side effects.