Relacione adequadamente as colunas, e assinale a alternativa correta:

(1) Proteína contrátil                                  

(2) Proteína regulatória                              

(3) Proteína acessória                                

(           ) titina

(           ) troponina

(           ) miosina

(           ) tropomiosina

(           ) actina

(           ) nebulina

a) 3-1-2-1-2-3

b) 3-2-1-3-1-2

c) 2-3-1-2-1-3

d) 3-2-1-2-1-3

e) 1-3-2-3-2-1