what does pg-13 mean
Best Answer: PG-13 simply means some material may be innappropiate for children under the age of 13..There is no age restriction and the theater personnel won't ask to see your ID, as is the case with R-rated movies. You don't need to go with a parent or guardian to be admitted but you do need the cash.est Answer: PG-13 simply means some material may be innappropiate for children under the age of 13..
The Personal Genome Project (PGP) is a long term, large cohort study based at Harvard Medical School which aims to sequence and publicize the complete genomes and medical records of 100,000 volunteers, in order to enable research into personal genomics and personalized medicine.