New immunization requirements for schools in Ohio will start with the 2016/2017 school year. acellular pertussis) vaccine. Students entering 12th grade will need to have a second dose of meningococcal vaccine. dose must be administered on or after the 16th birthday.
Altricial, meaning requiring nourishment, refers to a pattern of growth and development in organisms which are incapable of moving around on their own soon after hatching or being born.
Altricial young are born helpless and require care for a specific amount of time. Among birds, these include herons, hawks, woodpeckers, owls, and most passerines. Among mammals, marsupials and most rodents are altricial. Cats, dogs, and humans are some of the best-known altricial organisms.