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.
altruism. noun. 1  Unselfish concern for the welfare of others; selflessness. 2  Zoology Instinctive behavior that is detrimental to the individual but favors the survival or spread of that individual's genes, as by benefiting its relatives.