Question

match each band or line with the type of filament with which its associated. labels drop zones reset all m line thick filaments (1/3) thin filaments (2/3) both thick and thin filaments (3/3) i band a band h band

Explanation:

The M - line is in the middle of the A - band and is associated with thick filaments only. The I - band contains only thin filaments. The A - band contains both thick and thin filaments. The H - band is in the middle of the A - band and contains only thick filaments.

Answer:

M line: Thick Filaments (1/3)
I band: Thin Filaments (2/3)
A band: Both Thick and Thin Filaments (3/3)
H band: Thick Filaments (1/3)