QUESTION 17
20. Which of the following is not a protein involved in muscle function?
Catt
troponin
myosin
tropomyosin
actin
QUESTION 18

Respuesta :

The 4 proteins that are involved in muscle contraction are:

Thick filaments contain myosin, thin filaments contain actin , troponin and tropomyosin.

Hence, the answer is "Catt."