Jeff Lebo's 15-foot jumper gave North Carolina the lead with 1:57 remaining and Kenny Smith added a pair of free throws with 11 seconds to go as the top-ranked Tar Heels defeated stubborn Jacksonville, 69-65, last night in Jacksonville.

Smith scored 18 points and Steve Hale and Joe Wolf had 12 and 10, respectively, as North Carolina improved to 8-0 before 10,117.

Willie McDuffie scored 16 points and Danny Pearson had 14 for the Dolphins, who led, 37-36, at halftime and by five points after intermission.

North Carolina, which had beaten its first seven opponents by an average of 28.9 points, regained command as Brad Daugherty scored nine points after going scoreless in the first half.

The Tar Heels took a 53-49 lead with 13:16 to go on Smith's 17-foot jumper. McDuffie's jump shot and Ronnie Murphy's dunk pulled Jacksonville even at 65 with 3:28 left, but North Carolina scored the final four points of the contest. Georgia Tech 96, Old Dominion 86

Freshman Tom Hammonds scored 10 of his 22 points in the first eight minutes of the second half as the seventh-ranked Yellow Jackets took control to win at home in Atlanta.

Georgia Tech (5-1) stretched a 47-43 halftime lead to 70-54 during a spurt that included a pair of three-point plays by Hammonds.

Mark Price scored 20 points for Tech, mostly from long range, Bruce Dalrymple had 19 and Duane Ferrell 18. Keith Thomas led Old Dominion with 22 points. Louisiana State 72, Texas 65

Nikita Wilson scored 23 points to lead the ninth-ranked Tigers to a comeback victory in Austin, Tex.

LSU (9-0) trailed, 35-28, at the half after shooting 29 percent from the field and being outrebounded, 23-15. Patrick Fairs led Texas (3-4) with 18 points and nine rebounds. Memphis State 73, Mississippi 56

Junior center William Bedford scored 23 points and grabbed 12 rebounds as the 10th-ranked Tigers beat the visiting Rebels to remain unbeaten.

Memphis State (8-0) led by as many as 23 points at 68-45 with three minutes left in the game. Mississippi (5-1) was led by sophomore forward Bruce Tzanbarger with 17 points. Alabama-Birmingham 69, Cincinnati 53

Steve Mitchell scored 20 points and the 14th-ranked Blazers utilized a tight full-court press to win at home against the Bearcats.

Alabama-Birmingham (9-1) ran off a 12-2 spurt in the second half to break a 44-44 tie and take the lead for good. Roger McClendon led Cincinnati (3-3) with 18 points.