Paul Aiken / Staff Photographer
Colorado’s Quinessa Caylao-Do is averaging 9.4 points and 4.4 rebounds a game.

MATCHUP: Arizona Wildcats (11-1, 1-0 Pac-12) at Colorado Buffaloes (10-2, 0-1)

GAME TIME: Friday, 7 p.m., CU Evens Center in Boulder

BROADCAST: Online — CUBuffs.com/watchwbb. Radio — KHOW 630 AM

COACHES: Colorado — JR Payne, 3rd season (42-34; 142-147 career). Arizona — Adia Barnes, 3rd season (31-41).

KEY PLAYERS: Colorado — G Quinessa Caylao-Do, Jr., 9.4 ppg, 4.4 rpg; G/F Mya Hollingshed, So., 11.8 ppg, 7.3 rpg; G Kennedy Leonard, Sr., 13.8 ppg, 5.3 rpg, 7.2 apg, 3.1 spg; G Alexis Robinson, Sr., 8.8 ppg, 2.3 rpg; F Peanut Tuitele, Fr., 9.5 ppg, 6.2 rpg. Arizona — F Dominique McBryde, Jr., 7.3 ppg, 5.3 rpg; G Aari McDonald, So., 24.2 ppg, 6.3 rpg, 4.0 apg; F Cate Reese, Fr., 13.4 ppg, 9.1 rpg; F Sam Thomas, So., 8.7 ppg, 4.5 rpg.

NOTABLE: CU leads the all-time series 16-5, including 10-1 in Boulder. Arizona’s only win in Boulder came in its first trip to CU, on Feb. 21, 1975. … CU is looking to bounce back from a 76-61 loss to Utah at home in the conference opener on Sunday. … Arizona upset rival Arizona State, ranked No. 22 this week, 51-39, in its conference opener on Sunday. … The Wildcats have won 10 in a row. … Leonard, who broke CU’s all-time assists record (615) in Sunday’s loss, ranks ninth in Pac-12 history and is second among active players nationally. … Arizona ranks fourth nationally and first in the Pac-12 in scoring defense, allowing just 49.2 points per game. CU is sixth in the Pac-12, allowing 58.4. … Both teams rank in the top three of the conference in field goal percentage defense and steals. … McDonald, a transfer from Washington, leads the conference in scoring. … Hollingshed ranks 11th in the Pac-12 in rebounding.