To characterize the elution profiles of the two forms of Drosha and to demonstrate that the Drosha-associated polypeptides (DAPs) constitute a multi-protein complex, the Flag-affinity eluate was ...

Many children never master fractions. When asked whether 12/13 + 7/8 was closest to 1, 2, 19, or 21, only 24% of a nationally representative sample of more than 20,000 US 8th graders answered ...