( ( ( All ( normal ( human cells ) ) ) ( -LRB- ( ( except gametes ) -RRB- ) ) ) ( ( ( ( have ( two ( of ( each chromosome ) ) ) ) , ) ( for ( ( a total ) ( of ( ( 46 chromosomes ) ( per cell ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT All) (JJ normal) (JJ human) (NNS cells)) (PRN (-LRB- -LRB-) (PP (IN except) (NP (NNS gametes))) (-RRB- -RRB-))) (VP (VBP have) (NP (NP (CD two)) (PP (IN of) (NP (DT each) (NN chromosome)))) (, ,) (PP (IN for) (NP (NP (DT a) (NN total)) (PP (IN of) (NP (NP (CD 46) (NNS chromosomes)) (PP (IN per) (NP (NN cell)))))))) (. .)))
All normal human cells (except gametes) have two of  each chromosome, for a total of 46 chromosomes per cell.
(ROOT (S (NP (NP (JJ Other)) (PP (IN than) (NP (NP (NNS gametes)) (, ,) (NP (JJ normal) (JJ human) (NNS cells))))) (VP (VBP have) (NP (NP (DT a) (NN total)) (PP (IN of) (NP (NP (CD 46) (NNS chromosomes)) (PP (IN per) (NP (NN cell))))))) (. .)))
Other than gametes, normal human cells have a total of 46 chromosomes per cell.