UNDATED (AP) -- North Carolina is once again the top team in the weekly Associated Press men's top-25 college basketball poll. The Tar Heels, who survived their first real test of the year yesterday with a win over Clemson, received 46 first-place votes while second-ranked Memphis got 25 and third-ranked Kansas one. Rounding out the top-five are Washington State and UCLA. The second five this week are Michigan State, Georgetown, Tennessee, Duke and Indiana. This week's second team consists of Texas A&M, Texas, Vanderbilt, Butler, Marquette, Mississippi, Dayton, Clemson, Villanova and Pittsburgh. The bottom five schools are Wisconsin, Rhode Island, Stanford, Xavier and Miami of Florida.