Poker Stars, $0.01/$0.02 No Limit Hold'em Cash, 6 Players
SB: $0.69 (34.5 bb)
BB: $2 (100 bb)
UTG: $2.10 (105 bb)
Hero (MP): $4.22 (211 bb)
CO: $3.75 (187.5 bb)
BTN: $2.52 (126 bb)
Preflop: Hero is MP with A

J

UTG calls $0.02,
Hero raises to $0.08, 4 folds, UTG calls $0.06
Flop: ($0.19) J

J

3
(2 players)
UTG checks,
Hero bets $0.12, UTG calls $0.12
Turn: ($0.43) 2
(2 players)
UTG checks,
Hero bets $0.32, UTG calls $0.32
River: ($1.07) T
(2 players)
UTG bets $1.03, Hero ?
I guess i have to call, since i`ll have many worse jacks to fold here.
But given that the villain is a 87\1 loose passive fish, should i call?