PHOSPHOPROTEIN
26
Scrabble
28
WWF
P(3) H(4) O(1) S(1) P(3) H(4) O(1) P(3) R(1) O(1) T(1) E(1) I(1) N(1)
NWL/TWL ✓ Collins ✓ WWF ✓
Hooks
Back hooks: PHOSPHOPROTEIN-S