QQ flops undercards and get min-checkraised. I hate how I played it

[vulturesrow]

Basically I hate how I played every street on this hand. Critiques and suggestions please. No significant reads on villain.

PParty Poker No-Limit Hold'em, $ BB (9 handed) converter

Hero ($100.80)
BB ($53.40)
UTG ($62.15)
UTG+1 ($32.35)
MP1 ($79.40)
MP2 ($40.75)
MP3 ($74.20)
CO ($72)
Button ($34.75)

Preflop: Hero is SB with Q[img]/images/graemlins/diamond.gif[/img], Q[img]/images/graemlins/club.gif[/img]. Hero posts a blind of $0.25.
UTG calls $0.50, <font color="#666666">1 fold</font>, MP1 calls $0.50, MP2 calls $0.50, <font color="#666666">1 fold</font>, CO calls $0.50, <font color="#666666">1 fold</font>, <font color="#CC3333">Hero (poster) raises to $2.75</font>, <font color="#666666">1 fold</font>, UTG folds, MP1 folds, MP2 folds, CO calls $2.50.

Flop: ($8) J[img]/images/graemlins/spade.gif[/img], 3[img]/images/graemlins/club.gif[/img], 7[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets $7</font>, <font color="#CC3333">CO raises to $14</font>, Hero calls $7.

Turn: ($36) 2[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
Hero checks, <font color="#CC3333">CO bets $15</font>, Hero calls $15.

River: ($66) 3[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
Hero checks, CO checks.

Final Pot: $66

Results in white below: <font color="#FFFFFF">
Hero has Qd Qc (two pair, queens and threes).
CO has Kh Jh (two pair, jacks and threes).
Outcome: Hero wins $66. </font>