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. n. 1. the principle or practice of unselfish concern for the welfare of others. 2. (Philosophy) the philosophical doctrine that right action is that which produces the greatest benefit to others. [C19: from French altruisme, from Italian altrui others, from Latin alterÄ«, plural of alter other].. altruism-the quality of unselfish concern for the welfare of others. selflessness. unselfishness-the quality of not putting yourself first but being willing to give your time or money or effort etc. for others; rural people show more devotion and unselfishness than do their urban cousins.