What was the first thing the Sumerians got really good at

answer; eliminate parking problems in cities, because a car took up only half as much space as a horse and buggy;

answer; /// the above statement is (true);

answer; the smaller of the two reciprocal products of translocated chromosomes is lost; after several cell divisions, only the larger of the two translocated chromosomes remains,its reciprocal is lost;

answer; the above statement is (false);