if your cervix is low and hard, you're probably just getting ready to start your period. a lot of girls get tender breasts right around that time of the month, so don't worry!
You could be/get pregnant.
yes it could be a sign but to be sure buy a test
Maybe or your body is just lame.
If you are pregnant your cervix will swell and get firmer to the touch. This is due to the entrance being sealed so it now starts collecting fluids inside.
You could be pregnant :)http://en.wikipedia.org/wiki/Chadwick%27s_sign
Yes you could, you get all the symptoms of a normal pregnancy.
You very well could be pregnant. Get a pregnancy test if your suspect pregnancy.
You could be. Take a pregnancy test if you miss your next period
The short answer is yes. If you have had unprotected sex you could be pregnant.
You could be. Take a test
You could be pregnant. You should go to the Doctor and receive a pregnant test.
It very well could be that you are pregnant.