LS4+(7-8)+-+12

12a __identifying and sequencing the stages of human embryonic development__. 12b __describing the changes from one stage of embryonic development to the next.__ 12c __comparing and contrasting embryonic development in various life forms (e.g., humans, frogs, chickens, sea urchins).__ 12d __comparing the patterns of human development after birth__ to life stages of other species.
 * Students demonstrate an understanding of patterns of human development by…**