According to the Sliding Filament Model of Muscle Contraction, a Sarcomere

Multiple Choice

According to the sliding filament model of muscle contraction, a sarcomere contracts when its

A) thick filaments slide across its Z lines.
B) thin filaments slide across its Z lines.
C) thin filaments slide toward each other across its thick filaments.
D) thick filaments shorten, pulling the opposed sets of thin filaments past each other.