IOWA CITY, Iowa (AP) - Bakir Hajdarevic didn't have to study for the most important test in a class last fall. He just had to spit - a lot. The 19-year-old freshman at the University of Iowa took an ...

IOWA CITY, Iowa — Bakir Hajdarevic didn’t have to study for the most important test in a class last fall. He just had to spit — a lot. The 19-year-old freshman at the University of Iowa took an honors ...

Beverly Hills — Detroit Country Day School senior Abby Pernick gives the plastic tube a swift tap-tap-tap on the countertop, sending dozens of fruit flies tumbling to the bottom of the cylinder.

In Mendelian inheritance patterns, you receive one version of a gene, called an allele, from each parent. These alleles can be dominant or recessive. Non-Mendelian genetics don’t completely follow ...