Childcare Services,Exercise Access
The stomach lining replaces mucus itself every few days
Answer: They can help keep you from getting distracted while you're driving, they can act as a second eye to look for any potential dangers, and they can switch places with you if needed.
hope this helps! :D
The answer is viruses change their form when the immune system knows how to kill it and thats how they trick the immune system and viruses are much smaller than bacterias
Um, isn't it obvious? Get new shoes, duh.
